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    <SEQUENTIAL>
      <record key="001" att1="001" value="LIB906168600" att2="LIB906168600">001   LIB906168600</record>
      <field key="037" subkey="x">englisch</field>
      <field key="050" subkey="x">Buch</field>
      <field key="076" subkey="">Ökonomie</field>
      <field key="100" subkey="">hylleberg, svend</field>
      <field key="331" subkey="">seasonality in regression</field>
      <field key="403" subkey="">1. ed.</field>
      <field key="410" subkey="">orlando, san diego, new york</field>
      <field key="412" subkey="">academic press</field>
      <field key="425" subkey="">1986</field>
      <field key="433" subkey="">xiii, 269 pp.</field>
      <field key="451" subkey="">economic theory, econometrics, and mathematical economics. a series of monographs and textbooks</field>
      <field key="451" subkey="h">shell, karl (ed.)</field>
      <field key="544" subkey="">11612-A</field>
    </SEQUENTIAL>
  </section>