@article{GDZPPN002062925, title = {The periodic structure of non-singular Morse-Smale flows.}, journal = {Commentarii mathematici Helvetici}, volume = {53}, year = {1978}, pages = {279-294}, zbl = {0403.58008}, url = {http://dml.mathdoc.fr/item/GDZPPN002062925} }
Franks, John. The periodic structure of non-singular Morse-Smale flows.. Commentarii mathematici Helvetici, Tome 53 (1978) pp. 279-294. http://gdmltest.u-ga.fr/item/GDZPPN002062925/