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      <record key="001" att1="001" value="LIB907454501" att2="LIB907454501">001   LIB907454501</record>
      <field key="010" subkey="">IHS100648101</field>
      <field key="037" subkey="x">deutsch</field>
      <field key="050" subkey="x">Aufsatz, Sammelband</field>
      <field key="090" subkey="">110</field>
      <field key="100" subkey="">Portisch, Hugo</field>
      <field key="331" subkey="">Das Übel heißt Proporz</field>
      <field key="544" subkey="n">2294-A/II;110</field>
      <field key="596" subkey="a">961 - 966</field>
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