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  • × language_ss:"e"
  • × theme_ss:"Geschichte der Klassifikationssysteme"
  • × theme_ss:"Klassifikationssysteme im Online-Retrieval"
  1. Classification research for knowledge representation and organization : Proc. of the 5th Int. Study Conf. on Classification Research, Toronto, Canada, 24.-28.6.1991 (1992) 0.00
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    Theme
    Geschichte der Klassifikationssysteme