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      <record key="001" att1="001" value="LIB901729401" att2="LIB901729401">001   LIB901729401</record>
      <field key="010" subkey="">IHS101104601</field>
      <field key="037" subkey="x">englisch</field>
      <field key="050" subkey="x">Aufsatz, Sammelband</field>
      <field key="090" subkey="">012</field>
      <field key="100" subkey="">koopmans, tjalling c.</field>
      <field key="331" subkey="">economic growth at a maximal rate</field>
      <field key="544" subkey="n">3964-A/II;12</field>
      <field key="596" subkey="a">239 - 278</field>
    </SEQUENTIAL>
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