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  • × theme_ss:"Universale Facettenklassifikationen"
  • × theme_ss:"Beziehungen verbale / systematische Erschließung"
  1. Wilson, T.D.: ¬The work of the British Classification Research Group (1972) 0.00
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    Series
    Contributions in librarianship and information science; 3
    Source
    Subject retrieval in the seventies: new directions. Proc. of an int. symp. ... College Park, 14.-15.5.1971. Ed.: H.H. Wellisch u.a
  2. Austin, D.: ¬The CRG research into a freely faceted scheme (1976) 0.00
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    Source
    Classification in the 1970s. Rev. ed

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