<section name="raw">
    <SEQUENTIAL>
      <record key="001" att1="001" value="179879" att2="179879">001   179879</record>
      <field key="037" subkey="x">englisch</field>
      <field key="050" subkey="x">Aufsatz, Zeitschrift</field>
      <field key="076" subkey="">Formalwissenschaft</field>
      <field key="079" subkey="y">http://dx.doi.org/10.1007/s00182-009-0168-3</field>
      <field key="079" subkey="z">Rivas, Javier, Friendship selection (pdf)</field>
      <field key="100" subkey="">Rivas, Javier</field>
      <field key="103" subkey="">Department of Economics, University of Leicester, Leicester, UK</field>
      <field key="331" subkey="">Friendship selection</field>
      <field key="542" subkey="">0020-7276</field>
      <field key="542" subkey="w">1432-1270</field>
      <field key="544" subkey="n">IJOGT38.2009(4);5</field>
      <field key="590" subkey="">International Journal of Game Theory</field>
      <field key="596" subkey="a">38.2009, issue 4, 521 - 538</field>
      <field key="700" subkey="">C72</field>
      <field key="700" subkey="">C73</field>
      <field key="700" subkey="">Z13</field>
      <field key="720" subkey="">Friendship relations</field>
      <field key="720" subkey="">Cooperative games</field>
      <field key="720" subkey="">Grim trigger strategy</field>
      <field key="720" subkey="">Social networks</field>
    </SEQUENTIAL>
  </section>