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Williamson, N.J.: ¬The Library of Congress Classification in the computer age (1989)
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Daly, G.M.: Reference work in a classified collection : is LC class K successful? (1993)
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Chan, L.M.: Library of Congress Classification : alternative provisions (1995)
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Guenther, R.S.: Automating the Library of Congress Classification Scheme : implementation of the USMARC format for classification data (1996)
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Beall, J.; Mitchell, J.S.: History of the representation of the DDC in the MARC Classification Format (2010)
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