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Gratch, B.; Settel, B.; Atherton, P.: Characteristics of book indexes for subject retrieval in the humanities and social sciences (1978)
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- Indexer. 11(1978), S.14-22
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Markey, K.; Atherton, P.; Newton, C.: ¬An analysis of controlled vocabulary and free text search statements in online searches (1980)
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Meincke, P.P.M.; Atherton, P.: Knowledge space : a conceptual basis for the organization of knowledge (1976)
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