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Walker, S.: Subject access in online catalogues (1991)
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- OPACs and the user: Proc. of the 3rd Anglo-Nordic seminar, Apr. 90
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Fieldhouse, M.; Hancock-Beaulieu, M.: ¬The design of a graphical user interface for a highly interactive information retrieval system (1996)
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- Information retrieval: new systems and current research. Proceedings of the 16th Research Colloquium of the British Computer Society Information Retrieval Specialist Group, Drymen, Scotland, 22-23 Mar 94. Ed.: R. Leon