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Peters, T.A.: ¬The online catalog : A critical examination of public use (1991)
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Kalin, S.W.: ¬The searching behavior of remote users : a study of one online public access catalog (OPAC) (1991)
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- ASIS '91: Systems understanding people. Proc. of the 54th Ann. Meeting of the ASIS, vol.28, Washington, D.C., 27.-31.10.1991. Ed.: J.-M. Griffiths