@article{JMPA_1842_1_7__165_0, author = {Bertrand, J.}, title = {Note sur un passage de la m\'ecanique analytique}, journal = {Journal de Math\'ematiques Pures et Appliqu\'ees}, pages = {165--168}, publisher = {Gauthier-Villars}, volume = {1e s{\'e}rie, 7}, year = {1842}, language = {fr}, url = {http://archive.numdam.org/item/JMPA_1842_1_7__165_0/} }