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Smith, D.E.: Reference expert systems : humanizing depersonalized service (1989)
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Butkovich, N.J.; Browning, M.M.; Taylor, K.L.: ¬The Reference Expert : a coputerized database utilizing INMAGIC and a WORM drive (1991)
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Davenport, E.; Procter, R.; Goldenberg, A.: Distributed expertise : remote reference service on a metropolitan area network (1997)
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Fedunok, S.: Internet One : the Binghampton University Libraries' interface to the Internet (1995)
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Stalker, J.C.; Murfin, M.E.: Why reference librarians won't disappear : a study of success in identifying answering sources for reference questions (1996)
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