@article{BSMF_1970__98__47_0,
     author = {Penot, Jean-Paul},
     title = {Sur le th\'eor\`eme de {Frobenius}},
     journal = {Bulletin de la Soci\'et\'e Math\'ematique de France},
     pages = {47--80},
     publisher = {Soci\'et\'e math\'ematique de France},
     volume = {98},
     year = {1970},
     doi = {10.24033/bsmf.1694},
     mrnumber = {42 #1161},
     zbl = {0197.41601},
     language = {fr},
     url = {http://archive.numdam.org/articles/10.24033/bsmf.1694/}
}