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Salton, G.; Fox, E.A.; Voorhees, E.: Advanced feedback methods in information retrieval (1985)
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- Journal of the American Society for Information Science. 36(1985), S.200-210
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Salton, G.; Voorhees, E.; Fox, E.A.: ¬A comparison of two methods for Boolean query relevance feedback (1984)
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- Information processing and management. 20(1984), S.637-651