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  • × theme_ss:"Benutzerstudien"
  • × theme_ss:"OPAC"
  • × type_ss:"m"
  1. Matthews, J.R.; Lawrence, G.S.; Ferguson, D.K.: Using online catalogs : a nationwide survey, a report of a study sponsored by the Council on Library Resources (1983) 0.00 
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  2. Peters, T.A.: ¬The online catalog : A critical examination of public use (1991) 0.00 
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