Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MAN_1924__92_159054, author = {G. Hamel}, title = {\"Uber nichtholonome {Systeme}}, journal = {Mathematische Annalen}, pages = {33--41}, publisher = {mathdoc}, volume = {92}, year = {1924}, zbl = {50.0529.03}, url = {http://geodesic.mathdoc.fr/item/MAN_1924__92_159054/} }
G. Hamel. Über nichtholonome Systeme. Mathematische Annalen, Tome 92 (1924), pp. 33-41. http://geodesic.mathdoc.fr/item/MAN_1924__92_159054/