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Chan, L.M.; Hodges, T.: Entering the millennium : a new century for LCSH (2000)
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Anderson, J.D.; Pérez-Carballo, J.: Library of Congress Subject Headings (LCSH) (2009)
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Principles underlying subject heading languages (SHLs) (1999)
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Yi, K.; Chan, L.M.: Revisiting the syntactical and structural analysis of Library of Congress Subject Headings for the digital environment (2010)
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