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Fraser, C.: Mathematics in library and review classification systems : an historical overview (2020)
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Riesthuis, G.J.A.: Fiction in need of transcending traditional classification (1997)
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Hudon, M.: Teaching Classification, 1990-2010 (2010)
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Adler, M.: ¬The strangeness of subject cataloging : afterword (2020)
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Araghi, G.F.: ¬A new scheme for library classification (2004)
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