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Theory of subject analysis : A sourcebook (1985)
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Dumais, S.T.: Latent semantic analysis (2003)
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Mounier, E.; Paganelli, C.: Text structure and information retrieval in large documents (1998)
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Anderson, J.D.: Guidelines for indexes and related information retrieval devices (1997)
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Wolfram, D.; Olson, H.A.; Bloom, R.: Measuring consistency for multiple taggers using vector space modeling (2009)
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