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  • × theme_ss:"Informationsdienstleistungen"
  1. Saracevic, T.; Kantor, P.B.: Studying the value of library and information services : Part I: Establishing a theoretical framework (1997) 8.57 
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    Kantor, P.B.
  2. Saracevic, T.; Kantor, P.B.: Studying the value of library and information services : Part II: Methodology and taxonomy (1997) 8.57 
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    Kantor, P.B.