@article{GDZPPN002272601, title = {Geodesics in non-holonomic geometry}, journal = {Mathematische Annalen}, volume = {98}, year = {1928}, pages = {738-751}, zbl = {54.0758.02}, url = {http://dml.mathdoc.fr/item/GDZPPN002272601} }
Synge, J.L. Geodesics in non-holonomic geometry. Mathematische Annalen, Tome 98 (1928) pp. 738-751. http://gdmltest.u-ga.fr/item/GDZPPN002272601/