@article{CTGDC_1971__12_1_29_0, author = {Lair, Christian}, title = {Id\'ees et maquettes de structures alg\'ebriques}, journal = {Cahiers de topologie et g\'eom\'etrie diff\'erentielle}, pages = {29--55}, publisher = {Dunod \'editeur, publi\'e avec le concours du CNRS}, volume = {12}, number = {1}, year = {1971}, mrnumber = {288166}, zbl = {0211.32201}, language = {fr}, url = {http://www.numdam.org/item/CTGDC_1971__12_1_29_0/} }