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Shaw, W.M.: Subject and citation indexing : pt.2: the optimal, cluster-based retrieval performance of composite representations (1991)
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- Journal of the American Society for Information Science. 42(1991) no.9, S.676-684
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Shaw, W.M.: Subject and citation indexing : pt.1: the clustering structure of composite representations in the cystic fibrosis document collection (1991)
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- Journal of the American Society for Information Science. 42(1991) no.9, S.669-675