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  1. Holler, U.: Benutzerfreundlichkeit von Sachkatalogen (1975) 0.02
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  2. Wenzel, O.: Webdesign, Informationssuche und Flow : Nutzerverhalten auf unterschiedlich strukturierten Websites (2001) 0.02
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  3. Poll, R.; Boekhorst, P. de: Measuring quality : international guidelines for performance measurement in academic libraries (1996) 0.01
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    Footnote
    Rez. in: ProLibris 1996, H.4, S.267-268 (R. Depping)