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  • × author_ss:"Hagen, P.-T."
  • × year_i:[1970 TO 1980}
  1. Beling, G.; Hagen, P.-T.: Versuche zur Terminologie in Information und Dokumentation : 5: Klassifikation (1973) 0.02
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    Footnote
    Vgl. dazu Stellungnahme von I. Dahlberg in Nachrichten für Dokumentation 24(1973) S.271-273