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  • × year_i:[1990 TO 2000}
  • × author_ss:"Hjoerland, B."
  1. Hjoerland, B.: Theory of information science : Reply to Professor Gernot Wersig (1998) 0.00 
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    Source
    nfd Information - Wissenschaft und Praxis. 49(1998) H.2, S.122-126