@article{ASENS_1954_3_71_1_29_0, author = {Fr\'echet, Maurice Ren\'e}, title = {Les surfaces d\'erivables relativement \`a une r\`egle de multiplication}, journal = {Annales scientifiques de l'\'Ecole Normale Sup\'erieure}, pages = {29--85}, publisher = {Elsevier}, volume = {3e s{\'e}rie, 71}, number = {1}, year = {1954}, doi = {10.24033/asens.1019}, zbl = {0056.07603}, mrnumber = {17,27f}, language = {fr}, url = {www.numdam.org/item/ASENS_1954_3_71_1_29_0/} }
Fréchet, Maurice. Les surfaces dérivables relativement à une règle de multiplication. Annales scientifiques de l'École Normale Supérieure, Série 3, Tome 71 (1954) no. 1, pp. 29-85. doi : 10.24033/asens.1019. http://www.numdam.org/item/ASENS_1954_3_71_1_29_0/