@article{GAU_1974-1975__2__A14_0,
     author = {Robba, Philippe},
     title = {Lemme de {Hensel} pour les op\'erateurs diff\'erentiels},
     journal = {Groupe d'\'etude d'analyse ultram\'etrique},
     note = {talk:16},
     pages = {1--11},
     year = {1974-1975},
     publisher = {Secr\'etariat math\'ematique},
     volume = {2},
     mrnumber = {572968},
     zbl = {0348.12108},
     language = {fr},
     url = {https://www.numdam.org/item/GAU_1974-1975__2__A14_0/}
}