@article{1250523176, author = {Niwa, Toshio}, title = {Homomorphisms of differentiable dynamical systems}, journal = {J. Math. Kyoto Univ.}, volume = {14}, number = {3}, year = {1974}, pages = { 597-605}, language = {en}, url = {http://dml.mathdoc.fr/item/1250523176} }
Niwa, Toshio. Homomorphisms of differentiable dynamical systems. J. Math. Kyoto Univ., Tome 14 (1974) no. 3, pp. 597-605. http://gdmltest.u-ga.fr/item/1250523176/