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      <record key="001" att1="001" value="LIB905867907" att2="LIB905867907">001   LIB905867907</record>
      <field key="010" subkey="">LIB905867403</field>
      <field key="037" subkey="x">deutsch</field>
      <field key="050" subkey="x">Aufsatz, Sammelband</field>
      <field key="090" subkey="">005</field>
      <field key="100" subkey="">leontief, wassily</field>
      <field key="331" subkey="">alternative szenarios</field>
      <field key="544" subkey="n">11161-A;5</field>
      <field key="596" subkey="a">51 - 58</field>
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