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Vechtomova, O.; Karamuftuoglu, M.: Query expansion with terms selected using lexical cohesion analysis of documents (2007)
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Efthimiadis, E.N.: Query expansion (1996)
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Vakkari, P.; Sormunen, E.: ¬The influence of relevance levels an the effectiveness of interactive information retrieval (2004)
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Vakkari, P.; Jones, S.; MacFarlane, A.; Sormunen, E.: Query exhaustivity, relevance feedback and search success in automatic and interactive query expansion (2004)
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