@article{JMPA_1938_9_17_1-4_169_0, author = {Cotton, \'Emile}, title = {Sur le pivotement et le contact des surfaces}, journal = {Journal de Math\'ematiques Pures et Appliqu\'ees}, pages = {169--178}, publisher = {Gauthier-Villars}, volume = {9e s{\'e}rie, 17}, number = {1-4}, year = {1938}, zbl = {0018.37305}, language = {fr}, url = {http://archive.numdam.org/item/JMPA_1938_9_17_1-4_169_0/} }