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Ballard, T.; Smith, J.: ¬The human interface : an ongoing study of OPAC usage at Adelphi University (1992)
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Croucher, C.: Problems of subject access : user studies and interface design (1986)
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¬A graphical user interface : the case of the British Library network OPAC (1996)
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Yee, M.M.: System design and cataloging meet the user : user interfaces to online public access catalogs (1991)
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Ramdeen, S.; Hemminger, B.M.: ¬A tale of two interfaces : how facets affect the library catalog search (2012)
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Miller, D.H.: User perception and the online catalogue : public library OPAC users "think aloud" (2004)
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