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Drabenstott, K.M.: Period subdivisions in the Library of Congress Subject Headings system : some thoughts and recommendations for the future (1992)
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Drabenstott, K.M.: Facilitating geographic subdivision assignment in subject headings (1992)
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Frost, C.O.; Dede, B.A.: Subject heading compatibility between LCSH and catalog files of a large research library : a suggested model for analysis (1988)
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Chan, L.M.; Vizine-Goetz, D.: Errors and obsolete elements in assigned Library of Congress Subject Headings : implications for subject cataloging and subject authority control (1997)
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