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Chen, J.: Artificial intelligence (2009)
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Chen, R.-S.; Hu, Y.-C.: ¬A novel method for discovering Fuzzy sequential patterns using the simple Fuzzy partition method (2003)
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Cortez, E.M.: Use of metadata vocabularies in data retrieval (1999)
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Campbell, D.G.: Global abstractions : the Classification of International Economic Data for bibliographic and statistical purposes (2003)
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Liang, A.C.; Sini, M.: Mapping AGROVOC and the Chinese Agricultural Thesaurus : definitions, tools, procedures (2006)
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