@article{1183422119, author = {Wilson, Edwin B.}, title = {An advance in theoretical mechanics}, journal = {Bull. Amer. Math. Soc.}, volume = {20}, number = {3}, year = {1913}, pages = { 242-246}, language = {en}, url = {http://dml.mathdoc.fr/item/1183422119} }
Wilson, Edwin B. An advance in theoretical mechanics. Bull. Amer. Math. Soc., Tome 20 (1913) no. 3, pp. 242-246. http://gdmltest.u-ga.fr/item/1183422119/