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Ensor, P.: User characteristics of keyword searching in an OPAC (1992) 8.92

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Author: Ensor, P.

Ensor, P.: User practices in keyword and Boolean searching on an online public access catalog (1992) 8.92

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Author: Ensor, P.

Ensor, P.: Keyword/Boolean searching on an online public access catalog : CD-ROM searching and its effects (1992) 8.92

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Author: Ensor, P.

Ensor, P.: Knowledge level of users and nonusers of keyword/Boolean searching on an online public access catalog (1992) 8.92

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Author: Ensor, P.

Ensor, P.: Do we need standards for OPAC interfaces (1993) 8.92

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Author: Ensor, P.

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