@article{1214431801, author = {Eberlein, Patrick}, title = {When is a geodesic flow of Anosov type? I}, journal = {J. Differential Geom.}, volume = {8}, number = {3}, year = {1973}, pages = { 437-463}, language = {en}, url = {http://dml.mathdoc.fr/item/1214431801} }
Eberlein, Patrick. When is a geodesic flow of Anosov type? I. J. Differential Geom., Tome 8 (1973) no. 3, pp. 437-463. http://gdmltest.u-ga.fr/item/1214431801/