@article{JMPA_1881_3_7__239_0, author = {Combescure, \'Edouard}, title = {Sur quelques questions concernant les forces centrales}, journal = {Journal de Math\'ematiques Pures et Appliqu\'ees}, pages = {239--276}, publisher = {Gauthier-Villars}, volume = {3e s{\'e}rie, 7}, year = {1881}, language = {fr}, url = {http://archive.numdam.org/item/JMPA_1881_3_7__239_0/} }