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Wolff, C.: Effektivität von Recherchen im WWW : Vergleichende Evaluierung von such- und Metasuchmaschinen (2000)
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Klostermann, J.: Digitale Auskunft in Bibliotheken : Eine vergleichende Evaluation zwischen ausgewählten digitalen Auskunftsverbünden (2007)
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Heckel, S.-M.: Cineastische Datenbanken auf CD-ROM als Hilfsmittel der Redaktion : eine vergleichende Studie zu Inhalt und Nutzungsqualität elektronischer Filmlexika (1997)
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Ritzler, C.: Vergleichende Untersuchung von PC-Thesaurusprogrammen (1989)
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