@article{GAU_1978-1979__6__A5_0,
     author = {Bertrand, Daniel},
     title = {Sous-groupes \`a plusieurs param\`etres $p$-adiques de vari\'et\'es ab\'eliennes},
     journal = {Groupe de travail d'analyse ultram\'etrique},
     note = {talk:9},
     pages = {1--7},
     publisher = {Secr\'etariat math\'ematique},
     volume = {6},
     year = {1978-1979},
     zbl = {0445.14020},
     language = {fr},
     url = {http://www.numdam.org/item/GAU_1978-1979__6__A5_0/}
}