<section name="raw">
    <SEQUENTIAL>
      <record key="001" att1="001" value="173937" att2="173937">001   173937</record>
      <field key="010" subkey="">173933</field>
      <field key="037" subkey="x">englisch</field>
      <field key="050" subkey="x">Aufsatz, Sammelband</field>
      <field key="090" subkey="">004</field>
      <field key="100" subkey="">Puntanen, Simo</field>
      <field key="103" subkey="">Department of Mathematics, Statistics and Philosophy, University of Tampere, Tampere, Finland</field>
      <field key="104" subkey="a">Styan, George P.H.</field>
      <field key="107" subkey="">Department of Mathematics and Statistics, McGill University, Montreal, Canada</field>
      <field key="331" subkey="">Some Comments about Issai Schur (1875-1941) and the Early History of Schur Complements</field>
      <field key="544" subkey="n">19613-A;4</field>
      <field key="596" subkey="a">28 - 66</field>
      <field key="720" subkey="">Aitken block-diagonalisation formula</field>
      <field key="720" subkey="">Banachiewicz inversion formula</field>
      <field key="720" subkey="">Biography</field>
      <field key="720" subkey="">Duncan inversion formula</field>
      <field key="720" subkey="">Gothic alphabet</field>
      <field key="720" subkey="">Guttman rank-additivity formula</field>
      <field key="720" subkey="">Haynsworth inertia-additivity formula</field>
      <field key="720" subkey="">Myrrh</field>
      <field key="720" subkey="">Old Cemetery in Tel Aviv</field>
      <field key="720" subkey="">Old postcards</field>
      <field key="720" subkey="">Schur determinant lemma</field>
    </SEQUENTIAL>
  </section>