@article{JMPA_1928_9_7__75_0,
     author = {Gambier, Bertrand},
     title = {Contact des courbes gauches. {Th\'eor\`eme} de {Meusnier} et g\'en\'eralisations. {\'Equation} intrins\`eque d'une surface},
     journal = {Journal de Math\'ematiques Pures et Appliqu\'ees},
     pages = {75--91},
     publisher = {Gauthier-Villars},
     volume = {9e s{\'e}rie, 7},
     year = {1928},
     language = {fr},
     url = {http://www.numdam.org/item/JMPA_1928_9_7__75_0/}
}