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    <SEQUENTIAL>
      <record key="001" att1="001" value="LIB900079903" att2="LIB900079903">001   LIB900079903</record>
      <field key="037" subkey="x">englisch</field>
      <field key="050" subkey="x">Buch</field>
      <field key="076" subkey="">Formalwissenschaft</field>
      <field key="087" subkey="a">12</field>
      <field key="100" subkey="b">mirchandani, pitu b. (ed.)</field>
      <field key="104" subkey="b">francis, richard l. (ed.)</field>
      <field key="331" subkey="">discrete location theory</field>
      <field key="403" subkey="">1. ed.</field>
      <field key="410" subkey="">new york, chichester, brisbane</field>
      <field key="412" subkey="">john wiley and sons</field>
      <field key="425" subkey="">1990</field>
      <field key="433" subkey="">xiv, 555 pp.</field>
      <field key="451" subkey="">wiley-interscience series in discrete mathematics and optimization</field>
      <field key="451" subkey="h">graham, ronald l. (ed.) ; et al.</field>
      <field key="544" subkey="">12858-A</field>
    </SEQUENTIAL>
  </section>