Search (223 results, page 12 of 12)

  • × year_i:[1960 TO 1970}
  1. Soergel, D.: Mathematical analysis of documentation systems : an attempt to a theory of classification and search request formulation (1967) 0.00
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  2. Austin, D.: Prospects for a new general classification (1969) 0.00
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  3. Steinbuch, K.: ¬Die informierte Gesellschaft : Geschichte und Zukunft der Nachrichtentechnik (1969) 0.00
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