@article{1206132941, author = {It\^o, Masayuki}, title = {A remark on singular perturbation methods}, journal = {Hiroshima Math. J.}, volume = {15}, number = {3}, year = {1985}, pages = { 619-629}, language = {en}, url = {http://dml.mathdoc.fr/item/1206132941} }
Itô, Masayuki. A remark on singular perturbation methods. Hiroshima Math. J., Tome 15 (1985) no. 3, pp. 619-629. http://gdmltest.u-ga.fr/item/1206132941/