@article{1102971067, author = {Chan, Yuen-kwok}, title = {A constructive proof of Sard's theorem.}, journal = {Pacific J. Math.}, volume = {39}, number = {3}, year = {1971}, pages = { 291-301}, language = {en}, url = {http://dml.mathdoc.fr/item/1102971067} }
Chan, Yuen-kwok. A constructive proof of Sard's theorem.. Pacific J. Math., Tome 39 (1971) no. 3, pp. 291-301. http://gdmltest.u-ga.fr/item/1102971067/