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Fieldhouse, M.; Hancock-Beaulieu, M.: ¬The changing face of OKAPI (1994)
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Pasanen-Tuomainen, I.: Analysis of subject searching in the TENTTU books database (1992)
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Information seeking in context : Proceedings of an International Conference on Research in Information Needs, Seeking and Use in Different Contexts, 14-16 August 1996, Tampere, Finland (1997)
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Karhummaa, L.: LINNEA/VTLS in the University of Lapland Library (1991)
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Tenopir, C.; Ennis, L.: ¬The digital reference work of academic libraries (1998)
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