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      <record key="001" att1="001" value="LIB90405150X" att2="LIB90405150X">001   LIB90405150X</record>
      <field key="010" subkey="">LIB904051006</field>
      <field key="037" subkey="x">englisch</field>
      <field key="050" subkey="x">Aufsatz, Sammelband</field>
      <field key="090" subkey="">005</field>
      <field key="100" subkey="">simon, herbert a.</field>
      <field key="331" subkey="">on the application of servomechanism theory in the study of production control</field>
      <field key="525" subkey="">reprinted from: econometrica, 20, number 2 (april 1952)</field>
      <field key="544" subkey="n">8345-B;5</field>
      <field key="596" subkey="a">95 - 115</field>
    </SEQUENTIAL>
  </section>