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Oberhauser, O.: Teil 2: Ergebnisse der Befragung : Web-Umfrage zur Benutzung von Card-Image Online-Katalogen (2002)
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Oberhauser, O.: Card-Image Public Access Catalogues (CIPACS) : Verbreitung und Charakteristika einer kostengünstigen OPAC-Alternative (2004)
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Oberhauser, O.: Teil 1: Anlage und Durchführung der Befragung : Web-Umfrage zur Benutzung von Card-Image Online-Katalogen (2001)
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