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Slack, F.: Subject searching on OPACs : problems and help provision (1991)
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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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Wildemuth, B.M.; O'Neill, A.L.: Katalogrecherche nach bekannten Vorlagen : empirische Überlegungen zu nutzerorientierten Nachweisinstrumenten (1996)
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Wakeling, S.; Clough, P.; Connaway, L.S.; Sen, B.; Tomás, D.: Users and uses of a global union catalog : a mixed-methods study of WorldCat.org (2017)
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Kilgour, F.G.: Online retrieval of single-screen miniature catalogues by university library users (1995)
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