@article{GDZPPN002088657, title = {The ?-Stability Theorem for Flows.}, journal = {Inventiones mathematicae}, volume = {11}, year = {1970}, pages = {150-158}, zbl = {0212.29102}, url = {http://dml.mathdoc.fr/item/GDZPPN002088657} }
Pugh, C.; Shub, M. The ?-Stability Theorem for Flows.. Inventiones mathematicae, Tome 11 (1970) pp. 150-158. http://gdmltest.u-ga.fr/item/GDZPPN002088657/