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Robertson, S.E.; Walker, S.; Hancock-Beaulieu, M.M.: Large test collection experiments of an operational, interactive system : OKAPI at TREC (1995)
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Hancock-Beaulieu, M.; Robertson, S.; Neilson, C.: Evaluation of online catalogues : eliciting information from the user (1991)
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Hancock-Beaulieu, M.M.: User friendliness and human-computer interaction in online library catalogues (1992)
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