@article{1183492920, author = {Weatherburn, C. E.}, title = {On Levi-Civita's theory of parallelism}, journal = {Bull. Amer. Math. Soc.}, volume = {34}, number = {6}, year = {1928}, pages = { 585-590}, language = {en}, url = {http://dml.mathdoc.fr/item/1183492920} }
Weatherburn, C. E. On Levi-Civita's theory of parallelism. Bull. Amer. Math. Soc., Tome 34 (1928) no. 6, pp. 585-590. http://gdmltest.u-ga.fr/item/1183492920/