@article{GAU_1974-1975__2__A6_0,
     author = {Christol, Gilles},
     title = {Prolongements des \'el\'ements alg\'ebriques},
     journal = {Groupe de travail d'analyse ultram\'etrique},
     note = {talk:7},
     pages = {1--4},
     publisher = {Secr\'etariat math\'ematique},
     volume = {2},
     year = {1974-1975},
     mrnumber = {399507},
     zbl = {0328.12012},
     language = {fr},
     url = {http://www.numdam.org/item/GAU_1974-1975__2__A6_0/}
}