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  • × year_i:[1970 TO 1980}
  • × language_ss:"f"
  1. Dubuc, R.: ¬La Classification Decimale Universelle (CDU) : Manuel practique d'utilisation (1973) 0.02
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  2. Dubuc, R.: Exercices programmés sur la Classification Décimale Universelle (1970) 0.02
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