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theme_ss:"Konzeption und Anwendung des Prinzips Thesaurus"
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theme_ss:"Theorie verbaler Dokumentationssprachen"
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year_i:[1970 TO 1980}
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- author's%3a%22Niggemann%2c E.%22 2
- authors%3a%22Niggemann%2c E.%22 2
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Salton, G.: Experiments in automatic thesaurus construction for information retrieval (1972)
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Gopinath, M.A.; Prasad, K.N.: Compatibility of the principles for design of thesaurus and classification scheme (1976)
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