@article{1183532086,
author = {Poritz, Alan B.},
title = {On parallelism in Riemannian manifolds},
journal = {Bull. Amer. Math. Soc.},
volume = {76},
number = {4},
year = {1970},
pages = { 760-762},
language = {en},
url = {http://dml.mathdoc.fr/item/1183532086}
}
Poritz, Alan B. On parallelism in Riemannian manifolds. Bull. Amer. Math. Soc., Tome 76 (1970) no. 4, pp. 760-762. http://gdmltest.u-ga.fr/item/1183532086/