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Beaulieu, M.; Borgman, C.L.: ¬A new era for OPAC research : introduction to special topic issue on current research in Online Public Access Systems (1996)
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Robertson, S.E.; Walker, S.; Beaulieu, M.: Experimentation as a way of life : Okapi at TREC (2000)
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Beaulieu, M.; Jones, S.: Interactive searching and interface issues in the Okapi best match probabilistic retrieval system (1998)
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Beaulieu, M.: Experiments on interfaces to support query expansion (1997)
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Beaulieu, M.; Payne, A.; Do, T.; Jones, S.: ENQUIRE Okapi project (1996)
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