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Albus, W.; Smulders, H.: Doeltreffend zoeken in volledige teksten : 1. full-text retrieval bij de HavenInformatieBank (1998)
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Sieverts, E.: Liever browsen dan zoeken (1998)
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Tseng, Y.-H.: Solving vocabulary problems with interactive query expansion (1998)
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Sieverts, E.: Citatie-zoeken op het Web (1997)
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Evans, R.: Beyond Boolean : relevance ranking, natural language and the new search paradigm (1994)
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