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Ensor, P.: User characteristics of keyword searching in an OPAC (1992)
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- Source
- College and research libraries. 53(1992) no.1, S.72-80
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Ensor, P.: User practices in keyword and Boolean searching on an online public access catalog (1992)
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- Source
- Information technology and libraries. 11(1992) no.3, S.210-219
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Ensor, P.: Knowledge level of users and nonusers of keyword/Boolean searching on an online public access catalog (1992)
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- Source
- RQ. 32(1992) no.1, S.60-74