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Priss, U.: Lattice-based information retrieval (2000)
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Banks, B.: Oracle libraries : multimedia and Windows OPAC (1993)
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Blocks, D.; Cunliffe, D.; Tudhope, D.: ¬A reference model for user-system interaction in thesaurus-based searching (2006)
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Beaulieu, M.: Experiments on interfaces to support query expansion (1997)
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Bovey, J.D.: Event-based personal retrieval (1996)
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