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Ferl, T.E.; Millsap, L.: Remote use of the University of California MELVYL Library System : an online survey (1992)
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- Information technology and libraries. 11(1992) no.3, S.285-303
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Millsap, L.; Ferl, T.E.: Search patterns of remote users : an analysis of OPAC transaction logs (1993)
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- Information technology and libraries. 12(1993) no.3, S.321-343
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Millsap, L.; Ferl, T.E.: ¬The knuckle-cracker's dilemma : a transaction log study of OPAC subject searching (1996)
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- Information technology and libraries. 15(1996) no.2, S.81-98