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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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Robertson, S.E.; Walker, S.; Beaulieu, M.M.; Gatford, M.; Payne, A.: Okapi at TREC-4 (1996)
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Jones, S.; Hancock-Beaulieu, M.: Support strategies for interactive thesaurus navigation (1994)
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Beaulieu, M.; Gatford, M.; Jones, S.: Widening access to Okapi (2000)
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Payne, C.: ¬The use of public reference libraries (1990)
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Hancock-Beaulieu, M.; Fieldhouse, M.; Do, T.: ¬An evaluation of interactive query expansion in an online library catalogue with a graphical user interface (1995)
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Hancock-Beaulieu, M.; Fieldhouse, M.; Do, T.: ¬A graphical interface for OKAPI : the design and evaluation of an online catalogue system with direct manipulation interaction for subject access (1994)
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