@article{GAU_1986-1987__14__A11_0,
     author = {Dwork, B.},
     title = {\'Equations diff\'erentielles du second ordre en caract\'eristique {P}},
     journal = {Groupe de travail d'analyse ultram\'etrique},
     note = {talk:19},
     pages = {1--13},
     publisher = {Secr\'etariat math\'ematique},
     volume = {14},
     year = {1986-1987},
     language = {fr},
     url = {http://archive.numdam.org/item/GAU_1986-1987__14__A11_0/}
}