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Lancaster, F.W.: Vocabulary control for information retrieval (1986)
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Unesco thesaurus : a structured list of descriptors for indexing and retrieving literature in the fields of education, science, social science, culture and communication (1977)
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Shiri, A.: Powering search : the role of thesauri in new information environments (2012)
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¬The thesaurus: review, renaissance and revision (2004)
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