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Croft, W.B.: Combining approaches to information retrieval (2000)
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Skov, M.; Larsen, B.; Ingwersen, P.: Inter and intra-document contexts applied in polyrepresentation for best match IR (2008)
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Kwok, K.L.: Employing multiple representations for Chinese information retrieval (1999)
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Beitzel, S.M.; Jensen, E.C.; Chowdhury, A.; Grossman, D.; Frieder, O; Goharian, N.: Fusion of effective retrieval strategies in the same information retrieval system (2004)
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