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Heaton, G.; Kaszuba, S.; D'Agostino, D.: ¬A HyperCard program to assist users at a self-help periodicals information center (1993)
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Fadayomi, J.A.: OPAC use in a newly automated library in Nigeria : fears and hopes (1998)
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Wood, A.J.: OPACs in public libraries : a second look (1989)
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Beheshti, J.; Large, V.; Bialek, M.: PACE: a browsable graphical interface (1996)
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Bosman, F.E.; Ongering, M.A.H.; Smit, H.P.A.: Observeren en registeren : evaluatieonderzoek naar OPC3 (1993)
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