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Li, Y.; Belkin, N.J.: ¬A faceted approach to conceptualizing tasks in information seeking (2008)
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Szostak, R.: Classifying science : phenomena, data, theory, method, practice (2004)
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French, J.C.; Brown, D.E.; Kim, N.-H.: ¬A classification approach to Boolean query reformulation (1997)
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Broughton, V.: Essential thesaurus construction (2006)
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Prabowo, R.; Jackson, M.; Burden, P.; Knoell, H.-D.: Ontology-based automatic classification for the Web pages : design, implementation and evaluation (2002)
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