@article{CTGDC_1968__10_3_347_0, author = {Leduc, P. Y.}, title = {Radical et primitivit\'e des cat\'egories}, journal = {Cahiers de topologie et g\'eom\'etrie diff\'erentielle}, pages = {347--350}, publisher = {Dunod \'editeur, publi\'e avec le concours du CNRS}, volume = {10}, number = {3}, year = {1968}, mrnumber = {242927}, zbl = {0183.30302}, language = {fr}, url = {http://www.numdam.org/item/CTGDC_1968__10_3_347_0/} }