@Book{451717546,
author="Dubuc, Ren{\'e}",
title="Exercices programm{\'e}s sur la Classification d{\'e}cimale universelle: Dubuc, R[en{\'e}]",
series="(Documentation et information)",
year="1970",
publisher="Gauthier-Villars",
address="Paris",
language="Undetermined language"
}