@article{1183530198,
author = {Shub, Michael},
title = {Periodic orbits of hyperbolic diffeomorphisms and flows},
journal = {Bull. Amer. Math. Soc.},
volume = {75},
number = {5},
year = {1969},
pages = { 57-58},
language = {en},
url = {http://dml.mathdoc.fr/item/1183530198}
}
Shub, Michael. Periodic orbits of hyperbolic diffeomorphisms and flows. Bull. Amer. Math. Soc., Tome 75 (1969) no. 5, pp. 57-58. http://gdmltest.u-ga.fr/item/1183530198/