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Vizine-Goetz, D.: Dewey as an Internet subject guide (1998)
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Mendelsohn, J.: Human help at OPAC terminals is user friendly : a preliminary study (1994)
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Crawford, W.: Introductions and interpedias (1997)
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Notess, G.R.: New features of the Web indexes (1997)
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Lindberg, D.A.B.; Humphreys, B.L.: ¬The UMLS project : making the conceptual connection between users and the information they need (1993)
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