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  • × author_ss:"Wellisch, H.H."
  • × theme_ss:"Geschichte der Klassifikationssysteme"
  1. Wellisch, H.H.: Organisatorische Neuordnung des DK-Systems (1971) 0.07 
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    Language
    d
    Source
    Nachrichten für Dokumentation. 22(1971), S.55-63