@article{JTNB_1999__11_1_91_0,
     author = {Langevin, Michel},
     title = {Imbrications entre le th\'eor\`eme de {Mason,} la descente de {Belyi} et les diff\'erentes formes de la conjecture $(abc)$},
     journal = {Journal de th\'eorie des nombres de Bordeaux},
     pages = {91--109},
     publisher = {Universit\'e Bordeaux I},
     volume = {11},
     number = {1},
     year = {1999},
     mrnumber = {1730434},
     zbl = {0983.11015},
     language = {fr},
     url = {http://archive.numdam.org/item/JTNB_1999__11_1_91_0/}
}