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    <SEQUENTIAL>
      <record key="001" att1="001" value="LIB905172309" att2="LIB905172309">001   LIB905172309</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">31</field>
      <field key="100" subkey="b">powell, m.j.d. (ed.)</field>
      <field key="103" subkey="">department of applied mathematics and theoretical physics, university of cambridge, england</field>
      <field key="331" subkey="">nonlinear optimization 1981</field>
      <field key="335" subkey="">(proceedings)</field>
      <field key="403" subkey="">1. ed.</field>
      <field key="410" subkey="">london, new york, paris</field>
      <field key="412" subkey="">academic press, a subsidiary of harcourt brace jovanovich</field>
      <field key="425" subkey="">1982</field>
      <field key="433" subkey="">xvii, 559 pp.</field>
      <field key="507" subkey="">conference (nonlinear optimization) ; nato advanced research institute (sp.) ; nato science committee (sp.) ; mathematical</field>
      <field key="pro" subkey="g">ramming society (sp.) ; cambridge ; 1981, july 13-24</field>
      <field key="517" subkey="c">from the table of contents: preface; unconstrained optimization; nonlinear fitting; linear constraints; nonlinear constraints;</field>
      <field key="lar" subkey="g">e nonlinear problems; the current state of software; future software and testing;</field>
      <field key="540" subkey="">0-12-563860-4</field>
      <field key="544" subkey="">10094-A</field>
      <field key="700" subkey="b">515</field>
      <field key="700" subkey="b">analysis</field>
      <field key="710" subkey="">mathematical optimization -- congresses</field>
      <field key="710" subkey="">nonlinear theories -- congresses</field>
    </SEQUENTIAL>
  </section>