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  • × language_ss:"nl"
  • × theme_ss:"Klassifikationssysteme im Online-Retrieval"
  1. Boeckx, T.: Onderwerpontsluiting in de on-line publiekscatalogus (1986) 0.04
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    Theme
    Verbale Doksprachen im Online-Retrieval
  2. Huisman, F.: Anders zoeken met een classificatie (1999) 0.00
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