@article{GAU_1979-1981__7-8__A6_0,
     author = {Sibuya, Yasutaka},
     title = {An application of newton iteration procedure to $p$-adic differential equations},
     journal = {Groupe de travail d'analyse ultram\'etrique},
     note = {talk:10},
     pages = {1--10},
     publisher = {Secr\'etariat math\'ematique},
     volume = {7-8},
     year = {1979-1981},
     mrnumber = {628161},
     zbl = {0472.12020},
     language = {en},
     url = {http://www.numdam.org/item/GAU_1979-1981__7-8__A6_0/}
}