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Wildemuth, B.M.; O'Neill, A.L.: ¬The '¬known' in known-item searches : an empirical support for user-centered design (1995)
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Bucknall, T.; Mangrum, R.: U-search : a user study of the CD-ROM service at the University of North Carolina at Chapel Hill (1992)
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Slone, D.J.: Encounters with the OPAC : On-line searching in public libraries (2000)
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Kilgour, F.G.: Redesign of known-item online access catalogs (1994)
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Slack, F.: Subject searching on OPACs : problems and help provision (1991)
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