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Perreault, J.M.: Categories and relators (1965)
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- Revue internationale de la documentation. 32(1965), S.136-144
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Perreault, J.M.: ¬An introduction to Universal Decimal Classification (1969)
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Perreault, J.M.: Towards a theory for UDC : essays aimed at structural understanding and operational improvement (1969)
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