@article{GDZPPN002317060,
title = {Conditions under which a Geodesic Flow is Anosov.},
journal = {Mathematische Annalen},
volume = {243},
year = {1979},
pages = {103-114},
zbl = {0382.58017},
url = {http://dml.mathdoc.fr/item/GDZPPN002317060}
}
Bolton, J. Conditions under which a Geodesic Flow is Anosov.. Mathematische Annalen, Tome 243 (1979) pp. 103-114. http://gdmltest.u-ga.fr/item/GDZPPN002317060/