@article{1183525794,
author = {Palais, R. S. and Smale, S.},
title = {A generalized Morse theory},
journal = {Bull. Amer. Math. Soc.},
volume = {70},
number = {6},
year = {1964},
pages = { 165-172},
language = {en},
url = {http://dml.mathdoc.fr/item/1183525794}
}
Palais, R. S.; Smale, S. A generalized Morse theory. Bull. Amer. Math. Soc., Tome 70 (1964) no. 6, pp. 165-172. http://gdmltest.u-ga.fr/item/1183525794/