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Fidel, R.: Writing abstracts for free-text searching (1986)
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Fidel, R.: Online searching styles : a case-study-based model of searching behavior (1984)
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Fidel, R.: Thesaurus requirements for an intermediary expert system (1992)
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Fidel, R.: Online searching styles (1990)
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Fidel, R.: Who needs controlled vocabulary? (1992)
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Fidel, R.: Thesaurus requirements for an intermediary expert system (1992)
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Pirkola, A.; Järvelin, K.: Employing the resolution power of search keys (2001)
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Hawkes, C.P.: Expert systems in technical services and collection management (1994)
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Ostroff, D.; Shneiderman, B.: Selection devices for user of an electronic encyclopedia : an empirical comparison of four possibilities (1988)
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Huston, M.M.: Extending information universities through systems thinking (1990)
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