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      <record key="001" att1="001" value="LIB904609601" att2="LIB904609601">001   LIB904609601</record>
      <field key="010" subkey="">LIB904608700</field>
      <field key="037" subkey="x">englisch</field>
      <field key="050" subkey="x">Aufsatz, Sammelband</field>
      <field key="090" subkey="">009</field>
      <field key="100" subkey="">olavi, goesta</field>
      <field key="104" subkey="a">eliasson, gunnar</field>
      <field key="331" subkey="">stepwise parameter estimation of a micro simulation model</field>
      <field key="544" subkey="n">9215-A;9</field>
      <field key="596" subkey="a">269 - 275</field>
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