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  <titleInfo>
    <title>Materials and methods</title>
  </titleInfo>
  <typeOfResource/>
  <originInfo>
    <dateIssued>1981</dateIssued>
    <issuance/>
  </originInfo>
  <language>
    <languageTerm authority="iso639-2b" type="code">Ing</languageTerm>
  </language>
  <language>
    <languageTerm authority="iso639-2b" type="code">lés</languageTerm>
  </language>
  <physicalDescription>
    <extent>p. 249-379</extent>
  </physicalDescription>
  <note>&lt;Colección Recursos Genéticos&gt;</note>
  <subject>
    <topic>Biogeografía</topic>
  </subject>
  <subject>
    <topic>Ecología de alta montaña</topic>
  </subject>
  <subject>
    <topic>Páramos</topic>
  </subject>
  <subject>
    <topic>Aves</topic>
  </subject>
  <subject>
    <topic>Uso de hábitat</topic>
  </subject>
  <subject/>
  <subject/>
  <subject/>
  <subject/>
  <relatedItem type="host">
    <titleInfo>
      <title>In Vuilleumier, F.; Simberloff, D. / Determinants of patchy and insular distributions in high andean birds</title>
    </titleInfo>
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