@article{1178244532,
author = {Kashiwabara, Sh\=obin},
title = {The structure of a Riemannian manifold admitting a parallel field of one-dimensional tangent vector subspaces},
journal = {Tohoku Math. J. (2)},
volume = {11},
number = {3},
year = {1959},
pages = { 327-350},
language = {en},
url = {http://dml.mathdoc.fr/item/1178244532}
}
Kashiwabara, Shōbin. The structure of a Riemannian manifold admitting a parallel field of one-dimensional tangent vector subspaces. Tohoku Math. J. (2), Tome 11 (1959) no. 3, pp. 327-350. http://gdmltest.u-ga.fr/item/1178244532/