@article{GAU_1976-1977__4__A3_0,
     author = {Vitiello, Philippe},
     title = {Crit\`ere de rationalit\'e},
     journal = {Groupe d'\'etude d'analyse ultram\'etrique},
     note = {talk:4},
     pages = {1--8},
     year = {1976-1977},
     publisher = {Secr\'etariat math\'ematique},
     volume = {4},
     zbl = {0416.30003},
     language = {fr},
     url = {https://www.numdam.org/item/GAU_1976-1977__4__A3_0/}
}