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Crovisier, R.; Intner, S.S.: Classification for astronomy : the QB schedule of the Library of Congress Classification (1987)
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Malan, C.: ¬The 500 Dewey-class (1992)
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Kaiser, A.: ¬A note on intelligent information retrieval tools in the World Wide Web (1997)
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Larson, R.R.: Cheshire 2 : design and evaluation of a next-generation online catalog system (1995)
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Lin, J.; DiCuccio, M.; Grigoryan, V.; Wilbur, W.J.: Navigating information spaces : a case study of related article search in PubMed (2008)
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