@phdthesis{THESE_1928__86__1_0,
     author = {Biernacki, Mi\'ecislas},
     title = {Sur les \'equations alg\'ebriques contenant des param\`etres arbitraires},
     series = {Th\`eses de l'entre-deux-guerres},
     number = {86},
     year = {1928},
     mrnumber = {3532949},
     language = {fr},
     url = {http://www.numdam.org/item/THESE_1928__86__1_0/}
}