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Cherry, J.M.; Clinton, M.: ¬An experimental investigation of two types of instruction for OPAC users (1991)
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Ansari, M.A.A.: Awareness and use of OPACs in five Delhi libraries (2008)
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Chen, Y.-H.; Germain, C.A.; Yang, H.: ¬An exploration into the practices of library Web usability in ARL academic libraries (2009)
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Lombardo, S.V.; Condic, K.S.: Empowering users with a new online catalog (2000)
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