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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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Köbler, J.; Niederklapfer, T.: Kreuzkonkordanzen zwischen RVK-BK-MSC-PACS der Fachbereiche Mathematik un Physik (2010)
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McIlwaine, I.C.: UDC: the present state and future prospects (1995)
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Broughton, V.; Slavic, A.: Building a faceted classification for the humanities : principles and procedures (2007)
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Beghtol, C.: From the universe of knowledge to the universe of concepts : the structural revolution in classification for information retrieval (2008)
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