@article{1138846953,
author = {Ichida, Ryousuke},
title = {On an isometry of Riemannian manifolds of negative curvature},
journal = {Kodai Math. Sem. Rep.},
volume = {26},
number = {1},
year = {1974},
pages = { 100-102},
language = {en},
url = {http://dml.mathdoc.fr/item/1138846953}
}
Ichida, Ryousuke. On an isometry of Riemannian manifolds of negative curvature. Kodai Math. Sem. Rep., Tome 26 (1974) no. 1, pp. 100-102. http://gdmltest.u-ga.fr/item/1138846953/