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           <gco:CharacterString>10.1029/JB081i017p02968</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/91gl00391</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0012-821x(78)90176-0</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0040-1951(89)90021-8</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1306/ad461999-16f7-11d7-8645000102c1865d</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/j.tecto.2013.01.004</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809040</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809041</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.806688</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.808847</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.810038</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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           <gco:CharacterString>10.1016/j.tecto.2019.02.019</gco:CharacterString>
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      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB092iB07p06291</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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           <gco:CharacterString>10.1016/0012-821x(87)90036-7</gco:CharacterString>
          </gmd:code>
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           <gco:CharacterString>DOI</gco:CharacterString>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
           <gco:CharacterString>10.1007/978-3-642-95357-6_15</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807555</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
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         </gmd:RS_Identifier>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
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          <gmd:codeSpace>
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          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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           <gco:CharacterString>10.1016/0375-6505(79)90002-6</gco:CharacterString>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
           <gco:CharacterString>10.1186/s40517-016-0046-8</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
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          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1071/Eg04223</gco:CharacterString>
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          <gmd:codeSpace>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
           <gco:CharacterString>10.1071/eg05206</gco:CharacterString>
          </gmd:code>
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           <gco:CharacterString>DOI</gco:CharacterString>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.806483</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
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           <gco:CharacterString>10.1111/j.1365-246X.1969.tb03558.x</gco:CharacterString>
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           <gco:CharacterString>10.1594/pangaea.809504</gco:CharacterString>
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           <gco:CharacterString>10.1594/pangaea.806510</gco:CharacterString>
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           <gco:CharacterString>10.2973/dsdp.proc.69.105.1983</gco:CharacterString>
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           <gco:CharacterString>10.1594/pangaea.803747</gco:CharacterString>
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          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0025-3227(78)90021-x</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB092iB02p01407</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1098/rspa.1939.0157</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.3289/CR_S241</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.2475/ajs.245.12.733</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1130/0016-7606(1950)61%5b567:Fohitf%5d2.0.Co;2</gco:CharacterString>
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          <gmd:codeSpace>
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          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1130/0016-7606(1956)67%5b941:HFAEA%5d2.0.CO;2</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JZ070i020p05223</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0011-7471(70)90002-1</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JZ071i002p00583</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.802482</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB074i004p00992</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809508</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.803582</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1190/1.1440384</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.803587</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
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         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
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         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
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         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
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         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1130/dnag-csms-v6.1</gco:CharacterString>
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          <gmd:codeSpace>
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          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/s0076-695x(08)60599-2</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.803596</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0040-1951(77)90182-2</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB087iB04p02869</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.803580</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.803576</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.808853</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1038/178035a0</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1007/bf01993335</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JZ069i024p05269</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1007/bf00875769</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1007/bf00875537</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1007/bf00880570</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB073i002p00613</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0375-6505(75)90008-5</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/97jb00952</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.806708</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809532</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.802413</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809533</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807965</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.803581</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.806471</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.2973/dsdp.Proc.61.133.1981</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1007/978-3-642-95357-6_19</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809539</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809543</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/GL012i009p00549</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0040-1951(89)90016-4</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.2172/7300489</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.802458</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB086iB12p11709</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0012-821x(88)90101-x</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809544</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809042</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/s0264-8172(01)00051-4</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1098/rspa.1939.0159</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1111/j.1365-246X.1961.tb06820.x</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/s0065-2687(08)60389-1</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1111/j.1365-246X.1951.tb03007.x</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB086iB10p09411</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0375-6505(70)90042-8</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1007/978-3-642-74588-1_18</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JZ069i022p04918</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.803744</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.802427</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0040-1951(86)90299-4</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1111/j.1365-246X.1995.tb05720.x</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1007/Bf01203423</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB092iB01p00495</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1155/2014/384752</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1088/0370-1301/67/9/302</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807966</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0040-1951(80)90132-8</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1190/1.1440729</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1111/j.1365-246X.1967.tb02306.x</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809548</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1007/bf00874910</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB073i002p00820</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.808855</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0375-6505(75)90003-6</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0375-6505(75)90005-x</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809555</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0012-821x(77)90106-6</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1111/j.1365-246X.1977.tb03690.x</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/s0012-821x(68)80032-9</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.803898</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0031-9201(91)90128-5</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0375-6505(95)00036-4</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0040-1951(71)90035-7</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.808857</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809578</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1038/178105a0</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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          <gmd:code>
           <gco:CharacterString>10.1029/JB086iB12p11735</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
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        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
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        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
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        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
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        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
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       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
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        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
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        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
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       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
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        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
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       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
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        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
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        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
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        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
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        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
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        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
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        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
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        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
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        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
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        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
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        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
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        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
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        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
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        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
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        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
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        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
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        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
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        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
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        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
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        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
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        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
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        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
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        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
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          <gmd:codeSpace>
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         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
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          <gmd:codeSpace>
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         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
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          <gmd:codeSpace>
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         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.806675</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807985</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1126/science.282.5387.268</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807986</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.806750</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.806763</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB085iB01p00299</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
           <gco:CharacterString>10.1111/j.1365-246X.1984.tb01962.x</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB095iB06p08869</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
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      <gmd:aggregationInfo>
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           <gco:CharacterString>10.1029/2001jb001695</gco:CharacterString>
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          <gmd:codeSpace>
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      <gmd:aggregationInfo>
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           <gco:CharacterString>10.1016/j.epsl.2004.03.032</gco:CharacterString>
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          <gmd:codeSpace>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1139/e84-077</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
           <gco:CharacterString>10.1029/JB082i030p04845</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
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      <gmd:aggregationInfo>
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           <gco:CharacterString>10.1139/e82-065</gco:CharacterString>
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           <gco:CharacterString>DOI</gco:CharacterString>
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      <gmd:aggregationInfo>
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      <gmd:aggregationInfo>
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          <gmd:code>
           <gco:CharacterString>10.1029/JB074i002p00550</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
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      <gmd:aggregationInfo>
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          <gmd:code>
           <gco:CharacterString>10.1029/GL014i003p00256</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807988</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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           <gco:CharacterString>10.2172/5923882</gco:CharacterString>
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           <gco:CharacterString>DOI</gco:CharacterString>
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          <gmd:code>
           <gco:CharacterString>10.1029/JB085iB01p00311</gco:CharacterString>
          </gmd:code>
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           <gco:CharacterString>DOI</gco:CharacterString>
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          <gmd:code>
           <gco:CharacterString>10.1029/JB080i017p02542</gco:CharacterString>
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           <gco:CharacterString>DOI</gco:CharacterString>
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           <gco:CharacterString>10.1594/pangaea.804018</gco:CharacterString>
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           <gco:CharacterString>10.1594/pangaea.804016</gco:CharacterString>
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           <gco:CharacterString>10.1594/pangaea.806779</gco:CharacterString>
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           <gco:CharacterString>10.1594/pangaea.810030</gco:CharacterString>
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           <gco:CharacterString>10.1594/pangaea.804230</gco:CharacterString>
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          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1111/j.1365-246X.2007.03408.x</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB093iB11p13657</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB094iB01p00681</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB091iB03p03701</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/j.tecto.2006.08.011</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JZ070i004p00923</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JZ068i017p05035</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.806802</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JZ069i010p02143</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.806810</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.808087</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.806816</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.808029</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1306/m45474c16</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1046/j.1365-246X.2003.01882.x</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0040-1951(85)90097-6</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1007/978-3-642-75582-8_16</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0040-1951(87)90276-9</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0040-1951(83)90077-x</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1139/e87-140</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.808862</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.808867</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.808860</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.808861</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.2973/dsdp.proc.88.112.1987</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1007/Bf01624601</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/j.epsl.2018.11.003</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0040-1951(87)90187-9</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1007/978-3-642-95357-6_6</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0375-6505(77)90023-2</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1130/0016-7606(1978)89%3c1341:THFACR</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1130/0016-7606(1984)95%3c1027:THEFPB</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809696</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.806961</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.806958</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.18940/kazanc.30.4_253</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809698</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.2973/odp.proc.ir.104.104.1987</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1007/s003670050090</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807573</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB088iB02p01067</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB075i029p05655</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.2973/dsdp.Proc.19.116.1973</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1130/0016-7606</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB080i017p02515</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.806987</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.2973/dsdp.proc.48.108.1979</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.2973/dsdp.proc.46.130.1979</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.806962</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.806970</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
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          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.2973/dsdp.proc.42-2.152.1978</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.2973/dsdp.proc.42-1.143.1978</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1007/978-3-642-95357-6_28</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
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          </gmd:code>
          <gmd:codeSpace>
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      <gmd:aggregationInfo>
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           <gco:CharacterString>10.1016/j.energy.2017.01.045</gco:CharacterString>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
           <gco:CharacterString>10.1016/0012-821x(74)90124-1</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0375-6505(74)90022-4</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/s0040-1951(96)00190-4</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1002/cjg2.1450</gco:CharacterString>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
           <gco:CharacterString>10.1016/s0040-1951(98)00029-8</gco:CharacterString>
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           <gco:CharacterString>DOI</gco:CharacterString>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
           <gco:CharacterString>10.1130/gsab-p2-92-452</gco:CharacterString>
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           <gco:CharacterString>DOI</gco:CharacterString>
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           <gco:CharacterString>10.1016/S0012-821x(01)00310-7</gco:CharacterString>
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           <gco:CharacterString>DOI</gco:CharacterString>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807574</gco:CharacterString>
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           <gco:CharacterString>DOI</gco:CharacterString>
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           <gco:CharacterString>10.1016/0040-1951(93)90253-g</gco:CharacterString>
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      <gmd:aggregationInfo>
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          <gmd:code>
           <gco:CharacterString>10.1016/j.jseaes.2006.09.002</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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           <gco:CharacterString>10.1029/2000jb900279</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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         </gmd:RS_Identifier>
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           <gco:CharacterString>10.1594/pangaea.807000</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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           <gco:CharacterString>10.1594/pangaea.807061</gco:CharacterString>
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      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/s0921-8181(01)00088-1</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.808874</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809056</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.808030</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1590/s0102-261x2005000400001</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1002/cjg2.413</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.808875</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.2172/6652013</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB095iB01p00353</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1007/978-1-4615-4751-8_5</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1098/rspa.1963.0050</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/j.epsl.2007.11.044</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/2007gc001924</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1007/Bf01019936</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB086iB02p00979</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/1998jb900096</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/S0012-821x(03)00303-0</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/j.margeo.2004.04.002</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
           <gco:CharacterString>10.1016/j.epsl.2005.04.048</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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          <gmd:code>
           <gco:CharacterString>10.1111/j.1365-246X.2006.02940.x</gco:CharacterString>
          </gmd:code>
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           <gco:CharacterString>DOI</gco:CharacterString>
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           <gco:CharacterString>10.1016/j.marpetgeo.2008.08.006</gco:CharacterString>
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           <gco:CharacterString>DOI</gco:CharacterString>
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           <gco:CharacterString>10.1002/2016JB013586</gco:CharacterString>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807089</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB074i015p03933</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809753</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0012-821x(94)90054-X</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0012-821x(95)00187-h</gco:CharacterString>
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           <gco:CharacterString>DOI</gco:CharacterString>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/96gl02895</gco:CharacterString>
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           <gco:CharacterString>DOI</gco:CharacterString>
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           <gco:CharacterString>10.1016/0377-0273(81)90080-9</gco:CharacterString>
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           <gco:CharacterString>DOI</gco:CharacterString>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.804762</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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           <gco:CharacterString>10.1016/0040-1951(70)90104-6</gco:CharacterString>
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           <gco:CharacterString>DOI</gco:CharacterString>
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           <gco:CharacterString>10.1016/0040-1951(87)90233-2</gco:CharacterString>
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           <gco:CharacterString>DOI</gco:CharacterString>
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           <gco:CharacterString>10.1016/0040-1951(91)90275-w</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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         </gmd:RS_Identifier>
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           <gco:CharacterString>DOI</gco:CharacterString>
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           <gco:CharacterString>10.1594/pangaea.808031</gco:CharacterString>
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           <gco:CharacterString>DOI</gco:CharacterString>
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           <gco:CharacterString>10.1594/pangaea.809709</gco:CharacterString>
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           <gco:CharacterString>DOI</gco:CharacterString>
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          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB076i032p07924</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0040-1951(77)90180-9</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1306/m29405c13</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1190/1.1438306</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809755</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JC080i036p05083</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.804429</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807151</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807152</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1038/225264a0</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809756</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.2973/dsdp.proc.86.135.1985</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1007/978-3-642-95357-6_21</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1190/1.1442640</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/jz069i008p01617</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1002/cjg2.180</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/s0031-9201(01)00257-6</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1127/zdgg/117/1966/280</gco:CharacterString>
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          <gmd:codeSpace>
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          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807157</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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        </gmd:associationType>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/95jb03743</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807578</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0012-821x(81)90132-1</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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        </gmd:associationType>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB090iB01p00685</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1038/ngeo264</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JZ072i002p00527</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB081i002p00337</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.804494</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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          <gmd:code>
           <gco:CharacterString>10.1016/0012-821x(69)90004-1</gco:CharacterString>
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           <gco:CharacterString>DOI</gco:CharacterString>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1139/e74-081</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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           <gco:CharacterString>10.2973/dsdp.Proc.26.113.1974</gco:CharacterString>
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           <gco:CharacterString>DOI</gco:CharacterString>
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        <gmd:aggregateDataSetIdentifier>
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           <gco:CharacterString>10.1029/JB081i023p04053</gco:CharacterString>
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           <gco:CharacterString>DOI</gco:CharacterString>
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           <gco:CharacterString>10.1139/e78-156</gco:CharacterString>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.804500</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1139/e82-141</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.2973/dsdp.Proc.78b.116.1984</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1111/j.1365-246X.1967.tb06267.x</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/s0040-1951(99)00068-2</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1139/e72-056</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/jz071i002p00587</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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      <gmd:aggregationInfo>
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           <gco:CharacterString>DOI</gco:CharacterString>
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      <gmd:aggregationInfo>
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           <gco:CharacterString>10.1002/ppp.380</gco:CharacterString>
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           <gco:CharacterString>DOI</gco:CharacterString>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807161</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
           <gco:CharacterString>10.1029/JB089iB05p03223</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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           <gco:CharacterString>10.1016/0012-821x(70)90114-7</gco:CharacterString>
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           <gco:CharacterString>DOI</gco:CharacterString>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1007/bf01988254</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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           <gco:CharacterString>10.1007/978-3-642-95357-6_16</gco:CharacterString>
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           <gco:CharacterString>DOI</gco:CharacterString>
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           <gco:CharacterString>10.2973/odp.Pr.162.1995</gco:CharacterString>
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      <gmd:aggregationInfo>
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           <gco:CharacterString>10.1016/0012-821x(81)90187-4</gco:CharacterString>
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           <gco:CharacterString>DOI</gco:CharacterString>
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      <gmd:aggregationInfo>
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           <gco:CharacterString>10.1016/0012-821x(82)90131-5</gco:CharacterString>
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           <gco:CharacterString>DOI</gco:CharacterString>
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           <gco:CharacterString>10.1002/2014jb011018</gco:CharacterString>
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           <gco:CharacterString>10.1139/e84-064</gco:CharacterString>
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           <gco:CharacterString>10.1016/0040-1951(84)90087-8</gco:CharacterString>
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      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1111/j.1365-246X.1974.tb04087.x</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1038/s41598-018-35182-0</gco:CharacterString>
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          <gmd:codeSpace>
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          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.804805</gco:CharacterString>
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          <gmd:codeSpace>
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          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809758</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809759</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1007/bf02239582</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.808055</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1190/1.1438811</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0012-821x(67)90029-5</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
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          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1139/e73-142</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
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          <gmd:codeSpace>
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          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807174</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
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          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
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           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB077i014p02535</gco:CharacterString>
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          <gmd:codeSpace>
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          </gmd:codeSpace>
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      <gmd:aggregationInfo>
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          <gmd:code>
           <gco:CharacterString>10.1016/s0025-3227(99)00125-5</gco:CharacterString>
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          <gmd:codeSpace>
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      <gmd:aggregationInfo>
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           <gco:CharacterString>10.1016/j.margeo.2006.02.004</gco:CharacterString>
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         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
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         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
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         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809077</gco:CharacterString>
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         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.22201/igeof.00167169p.1994.33.1.547 </gco:CharacterString>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
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          </gmd:code>
          <gmd:codeSpace>
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          </gmd:codeSpace>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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           <gco:CharacterString>DOI</gco:CharacterString>
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           <gco:CharacterString>10.1007/s00367-010-0207-x</gco:CharacterString>
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           <gco:CharacterString>DOI</gco:CharacterString>
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           <gco:CharacterString>10.1029/2006jb004266</gco:CharacterString>
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           <gco:CharacterString>10.1594/pangaea.807194</gco:CharacterString>
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           <gco:CharacterString>10.1594/pangaea.807198</gco:CharacterString>
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          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807189</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/96jb03556</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809767</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1111/j.1440-1738.2001.00330.x</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809078</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/j.epsl.2017.03.024</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.808878</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809774</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.805110</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB076i020p04758</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809775</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0040-1951(88)90283-1</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0040-1951(89)90015-2</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0040-1951(93)90243-d</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/s0040-1951(98)00043-2</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/j.pepi.2011.06.002</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0375-6505(79)90064-6</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809089</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809090</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809108</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1007/s00531-007-0216-9</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809778</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1130/0016-7606(1957)68%5b1515:Teotoo%5d2.0.Co;2</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB081i005p00769</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB081i005p00763</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB087iB11p09301</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB090iB08p06709</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JZ071i004p01223</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB073i018p05829</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB085iB11p06185</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0040-1951(80)90266-8</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JZ070i002p00367</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JZ071i022p05321</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.7916/d8-95pr-tc68</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.7916/d8-6g0k-yx09</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.805039</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.7916/d8-a7ec-ez26</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB085iB07p03740</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB093iB02p01049</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.2973/odp.proc.ir.111.102.1988</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB095iB06p08829</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/92gl00079</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JZ069i022p04916</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB086iB11p10805</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/GL003i005p00241</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.2973/dsdp.proc.71.109.1983</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/96gl00733</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JZ072i024p06249</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1007/978-94-010-2271-2_19</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.808058</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1139/e65-006</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
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          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807228</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0012-821x(73)90115-5</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1038/257023a0</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809794</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/90jb01721</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.805003</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1007/978-1-4615-1843-3_8</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807226</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB084iB07p03465</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1111/j.1365-246X.1983.tb02829.x</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.808059</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/s0040-1951(99)00210-3</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/96jb02532</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB080i026p03733</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/GL002i006p00201</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0012-821x(77)90035-8</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/j.epsl.2017.11.035</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807242</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JZ067i010p03981</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0079-1946(71)90013-9</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
           <gco:CharacterString>10.1016/0899-5362(89)90006-7</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
           <gco:CharacterString>10.1016/0031-9201(91)90087-x</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/92gl00263</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809797</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/2009jb006470</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
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           <gco:CharacterString>10.1139/e69-120</gco:CharacterString>
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           <gco:CharacterString>DOI</gco:CharacterString>
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           <gco:CharacterString>10.2973/dsdp.proc.65.109.1983</gco:CharacterString>
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           <gco:CharacterString>DOI</gco:CharacterString>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1139/e84-019</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1139/e85-131</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB093iB12p15207</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1139/e92-096</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/2002jb002090</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1139/e76-106</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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           <gco:CharacterString>10.1139/e81-028</gco:CharacterString>
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           <gco:CharacterString>10.1306/c1ea4e23-16c9-11d7-8645000102c1865d</gco:CharacterString>
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       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1111/j.1365-246X.1972.tb05766.x</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
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       </gmd:MD_AggregateInformation>
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      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1111/j.1365-246X.1990.tb04586.x</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JZ069i010p02151</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1093/gji/ggu458</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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           <gco:CharacterString>10.1016/j.geothermics.2019.101709</gco:CharacterString>
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           <gco:CharacterString>DOI</gco:CharacterString>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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           <gco:CharacterString>10.1007/bf00879741</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809875</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809880</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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           <gco:CharacterString>10.1016/b978-0-444-88943-0.50042-3</gco:CharacterString>
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           <gco:CharacterString>DOI</gco:CharacterString>
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           <gco:CharacterString>10.1029/91jb01453</gco:CharacterString>
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           <gco:CharacterString>10.1016/S0012-821x(97)81851-1</gco:CharacterString>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.804870</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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      <gmd:aggregationInfo>
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           <gco:CharacterString>10.1016/0012-821x(81)90109-6</gco:CharacterString>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1139/e89-080</gco:CharacterString>
          </gmd:code>
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         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.804847</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
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           <gco:CharacterString>10.1007/978-3-642-75582-8_20</gco:CharacterString>
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           <gco:CharacterString>10.1007/978-3-642-29482-2_12</gco:CharacterString>
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           <gco:CharacterString>10.1029/JZ069i024p05277</gco:CharacterString>
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           <gco:CharacterString>10.1594/pangaea.809800</gco:CharacterString>
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      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809038</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809109</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807217</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB078i014p02537</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/j.marpetgeo.2014.09.010</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.7186/bgsm71202114</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807341</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
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           <gco:CharacterString>10.1038/physci241016a0</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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         </gmd:RS_Identifier>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0375-6505(73)90031-x</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
           <gco:CharacterString>10.1016/0264-3707(95)00020-2</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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        <gmd:associationType>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/s0040-1951(98)00036-5</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1190/1.1442844</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1093/gji/ggu065</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0040-1951(81)90191-8</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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      <gmd:aggregationInfo>
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           <gco:CharacterString>10.1029/2012GC004260</gco:CharacterString>
          </gmd:code>
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      <gmd:aggregationInfo>
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           <gco:CharacterString>10.1016/j.epsl.2012.06.048</gco:CharacterString>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1139/e89-068</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/1998jb900209</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/1999gl011069</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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           <gco:CharacterString>10.1139/e98-106</gco:CharacterString>
          </gmd:code>
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           <gco:CharacterString>10.1029/2004gl020133</gco:CharacterString>
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           <gco:CharacterString>10.1139/e04-088</gco:CharacterString>
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           <gco:CharacterString>10.1016/j.precamres.2017.04.024</gco:CharacterString>
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          <gmd:code>
           <gco:CharacterString>10.2973/dsdp.Proc.25.111.1974</gco:CharacterString>
          </gmd:code>
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           <gco:CharacterString>DOI</gco:CharacterString>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB094iB09p12239</gco:CharacterString>
          </gmd:code>
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           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.805214</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
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           <gco:CharacterString>10.3133/ofr801230</gco:CharacterString>
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          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807387</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1071/Eg07028</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1071/eg12052</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/j.geothermics.2015.03.010</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807347</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0377-0273(91)90008-n</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809882</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809261</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1071/eg979149</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0040-1951(91)90005-d</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/TR032i005p00729</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807405</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0040-1951(70)90106-x</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.3389/fmicb.2018.00967</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1306/03b5a02a-16d1-11d7-8645000102c1865d</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809890</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.808065</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0375-6505(70)90043-x</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0040-1951(70)90102-2</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0012-821x(75)90093-x</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1007/978-3-642-95357-6_13</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB082i026p03719</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1111/j.1365-2478.1983.tb01059.x</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0264-3707(85)90055-9</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1007/bf00879748</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1130/Ges00512.1</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/j.tecto.2005.03.005</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.808068</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1007/bf01624604</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807454</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809891</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809124</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.2973/odp.proc.ir.151.1995</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.2183/pjab.78.19</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.808070</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0040-1951(89)90023-1</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1007/s12594-012-0116-x</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1007/bf00310013</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809897</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0040-1951(89)90120-0</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/92gl00976</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0012-821x(96)00010-6</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/95jb03450</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809905</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0040-1951(82)90114-7</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1038/196975a0</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JZ069i022p04875</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.2172/5294453</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.808071</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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       </gmd:MD_AggregateInformation>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807478</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/2021jb022300</gco:CharacterString>
          </gmd:code>
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          <gmd:code>
           <gco:CharacterString>10.1139/cjes-2016-0060</gco:CharacterString>
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          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.808074</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
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      <gmd:aggregationInfo>
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          <gmd:code>
           <gco:CharacterString>10.1016/j.epsl.2017.09.037</gco:CharacterString>
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      <gmd:aggregationInfo>
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           <gco:CharacterString>10.1071/ph530480</gco:CharacterString>
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           <gco:CharacterString>DOI</gco:CharacterString>
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      <gmd:aggregationInfo>
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          <gmd:code>
           <gco:CharacterString>10.1134/S1028334X18020289</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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          <gmd:code>
           <gco:CharacterString>10.11367/grsj1979.12.283</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
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      <gmd:aggregationInfo>
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         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.11367/grsj1979.8.347</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
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      <gmd:aggregationInfo>
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           <gco:CharacterString>10.1029/95jb01868</gco:CharacterString>
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           <gco:CharacterString>10.1016/0012-821x(85)90087-1</gco:CharacterString>
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           <gco:CharacterString>10.1016/0012-821x(88)90113-6</gco:CharacterString>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/97gl01952</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB095iB11p17371</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/96jb01177</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809906</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809907</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/s0899-5362(99)00036-6</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
           <gco:CharacterString>10.1002/2016gc006284</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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      <gmd:aggregationInfo>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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           <gco:CharacterString>10.1016/0040-1951(80)90182-1</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.805369</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809922</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1111/j.1365-246X.1973.tb02379.x</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
           <gco:CharacterString>10.1016/0377-0273(81)90083-4</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1111/j.1365-246X.1975.tb00646.x</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1111/j.1365-246X.1982.tb02782.x</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1139/e66-019</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
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         </gmd:RS_Identifier>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
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          <gmd:codeSpace>
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         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
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          <gmd:codeSpace>
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           <gco:CharacterString>10.1029/2004gl020159</gco:CharacterString>
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          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807639</gco:CharacterString>
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           <gco:CharacterString>10.1016/s0040-1951(98)00032-8</gco:CharacterString>
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           <gco:CharacterString>DOI</gco:CharacterString>
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           <gco:CharacterString>10.1029/91jb01020</gco:CharacterString>
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           <gco:CharacterString>10.1016/0040-1951(95)00178-6</gco:CharacterString>
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        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
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        <gmd:associationType>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0025-3227(64)90060-x</gco:CharacterString>
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        <gmd:associationType>
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       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1144/gsjgs.135.3.0323</gco:CharacterString>
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         </gmd:RS_Identifier>
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        <gmd:associationType>
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      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
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      <gmd:aggregationInfo>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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      <gmd:aggregationInfo>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JZ069i002p00299</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JZ069i018p03889</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.3133/ofr84663</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB085iB06p03159</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JZ072i010p02635</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1139/e68-141</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB076i014p03391</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB076i035p08586</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB077i032p06435</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0012-821x(74)90046-6</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.2172/7327301</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.3133/ofr76250</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.3133/ofr76217</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.2172/7300767</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.3133/ofr78756</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.3133/ofr79593</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.3133/ofr791467</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.3133/ofr80826</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.3133/ofr82819</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.3133/ofr82994</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.3133/ofr83476</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.3133/ofr83455</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.3133/ofr84490</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1139/e85-040</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.3133/ofr86468</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/94jb01891</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB102iB12p27575</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.3133/ofr8325</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1111/j.1365-246X.1963.tb07090.x</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.3133/ofr801238</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB093iB06p06027</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB075i023p04387</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB081i026p04863</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807681</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
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           <gco:CharacterString>10.1016/j.geothermics.2015.03.007</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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        <gmd:associationType>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
           <gco:CharacterString>10.1016/j.margeo.2005.01.001</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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        <gmd:associationType>
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      <gmd:aggregationInfo>
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           <gco:CharacterString>10.2204/iodp.proc.336.107.2012</gco:CharacterString>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.805770</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
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           <gco:CharacterString>10.1130/Ges00690.1</gco:CharacterString>
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           <gco:CharacterString>DOI</gco:CharacterString>
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           <gco:CharacterString>10.1029/JB079i014p02139</gco:CharacterString>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809926</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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      <gmd:aggregationInfo>
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      <gmd:aggregationInfo>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807682</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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           <gco:CharacterString>10.1594/pangaea.810015</gco:CharacterString>
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      <gmd:aggregationInfo>
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      <gmd:aggregationInfo>
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           <gco:CharacterString>10.1098/rsta.1966.0012</gco:CharacterString>
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           <gco:CharacterString>10.1029/JZ072i014p03711</gco:CharacterString>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB084iB04p01593</gco:CharacterString>
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           <gco:CharacterString>DOI</gco:CharacterString>
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      <gmd:aggregationInfo>
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           <gco:CharacterString>10.2973/dsdp.proc.22.114.1974</gco:CharacterString>
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      <gmd:aggregationInfo>
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           <gco:CharacterString>10.1016/0040-1951(70)90111-3</gco:CharacterString>
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           <gco:CharacterString>10.1029/JB076i032p07888</gco:CharacterString>
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           <gco:CharacterString>10.1029/JB077i029p05697</gco:CharacterString>
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           <gco:CharacterString>10.1029/JB078i029p06951</gco:CharacterString>
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          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.808904</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.808905</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.3319/Tao.1998.9.4.795(Taicrust)</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807719</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.3319/Tao.2001.12.S.305(Odp)</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807720</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB073i020p06608</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0377-0273(87)90090-4</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1080/00288306.1985.10422272</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/j.tecto.2009.03.007</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809128</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809129</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.805923</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809936</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB084iB05p02371</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.2475/ajs.281.3.282</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809238</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809236</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809239</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809131</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/j.rgg.2008.03.007</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/s0040-1951(98)00035-3</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.805999</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/91jb00774</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1111/j.1365-246X.1985.tb01350.x</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.2973/dsdp.proc.92.1986</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1080/00288306.1969.10431105</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.808910</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/j.margeo.2004.03.005</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1007/Bf03184092</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
           <gco:CharacterString>10.1002/cjg2.819</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
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      <gmd:aggregationInfo>
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          <gmd:code>
           <gco:CharacterString>10.1016/0264-3707(90)90025-p</gco:CharacterString>
          </gmd:code>
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           <gco:CharacterString>DOI</gco:CharacterString>
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         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809948</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807618</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807729</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1144/gsl.Sp.2000.167.01.15</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807725</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0040-1951(74)90109-7</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807620</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB076i002p00473</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.804239</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1111/j.1365-246X.1974.tb04110.x</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1111/j.1365-246X.1977.tb03721.x</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1007/s11430-010-0050-y</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1186/Bf03353339</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.4294/zisin1948.55.1_1</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0264-3707(86)90037-2</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/GM027p0023</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.7202/1000361ar</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807627</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.806036</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0040-1951(84)90085-4</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.806016</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/s0025-3227(97)00073-x</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.806017</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.810097</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807736</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/2001jb000373</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/PANGAEA.808928</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.808928</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1007/s11001-010-9093-x</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JZ067i003p01186</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.808077</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809951</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.809952</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JZ069i010p02121</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.2973/dsdp.proc.60.146.1982</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0040-1951(82)90007-5</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0040-1951(84)90076-3</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807740</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807738</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807739</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JZ069i006p01093</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB092iB03p02581</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/s0264-8172(03)00019-9</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1007/978-94-009-9059-3_42</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.808081</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0031-0182(83)90013-5</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0375-6505(77)90044-x</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0040-1951(84)90080-5</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.808906</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0040-1951(79)90108-2</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JZ071i020p04943</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807742</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1007/bf02596709</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807764</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807762</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/0264-3707(89)90009-4</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.808907</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.808995</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.808994</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.808993</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.808927</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.808929</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/GL014i003p00275</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.806252</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/s0012-821x(02)00759-8</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/2018gc008113</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
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       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB085iB07p03778</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.808996</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1007/s003670050098</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1038/183882a0</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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           <gco:CharacterString>10.1126/science.140.3572.1207</gco:CharacterString>
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          <gmd:codeSpace>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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           <gco:CharacterString>10.1016/0025-3227(64)90061-1</gco:CharacterString>
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           <gco:CharacterString>DOI</gco:CharacterString>
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        <gmd:associationType>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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           <gco:CharacterString>10.2973/dsdp.proc.21.111.1973</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1111/j.1365-246X.1972.tb05762.x</gco:CharacterString>
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           <gco:CharacterString>DOI</gco:CharacterString>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
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         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
           <gco:CharacterString>10.2973/dsdp.proc.8.118.1971</gco:CharacterString>
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         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807823</gco:CharacterString>
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           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
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         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
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         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
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      <gmd:aggregationInfo>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
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         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
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        <gmd:aggregateDataSetIdentifier>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
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          <gmd:codeSpace>
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         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807847</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.806180</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1016/s0012-821x(01)00590-8</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1111/j.1945-5100.2004.tb00931.x</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/96gl02066</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1111/j.1365-246X.1974.tb05431.x</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
         <gmd:DS_AssociationTypeCode codeList="http://datacite.org/schema/kernel-4" codeListValue="References">References</gmd:DS_AssociationTypeCode>
        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1130/0016-7606(1977)88%3C531:Agsotm%3E2.0.Co;2</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
        </gmd:aggregateDataSetIdentifier>
        <gmd:associationType>
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        </gmd:associationType>
       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB084iB12p06757</gco:CharacterString>
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          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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       </gmd:MD_AggregateInformation>
      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/JB084iB13p07467</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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        <gmd:associationType>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
           <gco:CharacterString>10.1029/2003gl019352</gco:CharacterString>
          </gmd:code>
          <gmd:codeSpace>
           <gco:CharacterString>DOI</gco:CharacterString>
          </gmd:codeSpace>
         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
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          </gmd:code>
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         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
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         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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         </gmd:RS_Identifier>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
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      <gmd:aggregationInfo>
       <gmd:MD_AggregateInformation>
        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
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          <gmd:codeSpace>
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         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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          <gmd:code>
           <gco:CharacterString>10.1016/j.tecto.2019.228159</gco:CharacterString>
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         </gmd:RS_Identifier>
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        </gmd:associationType>
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      </gmd:aggregationInfo>
      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
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         </gmd:RS_Identifier>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
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          <gmd:code>
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      <gmd:aggregationInfo>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
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         </gmd:RS_Identifier>
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          <gmd:code>
           <gco:CharacterString>10.1594/pangaea.807858</gco:CharacterString>
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        <gmd:aggregateDataSetIdentifier>
         <gmd:RS_Identifier>
          <gmd:code>
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          </gmd:code>
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          </gmd:codeSpace>
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