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  • × author_ss:"Vickery, B.C."
  • × theme_ss:"Beziehungen verbale / systematische Erschließung"
  • × year_i:[1970 TO 1980}
  1. Vickery, B.C.: Classificatory principles in natural language indexing systems (1976) 0.02 
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    Theme
    Beziehungen verbale / systematische Erschließung