@article{AIF_1960__10__47_0, author = {Haefliger, Andr\'e}, title = {Quelques remarques sur les applications diff\'erentiables d'une surface dans le plan}, journal = {Annales de l'Institut Fourier}, pages = {47--60}, publisher = {Institut Fourier}, volume = {10}, year = {1960}, doi = {10.5802/aif.97}, zbl = {0095.37704}, mrnumber = {22 #7145}, language = {fr}, url = {http://www.numdam.org/articles/10.5802/aif.97/} }