@phdthesis{THESE_1942__248__1_0,
     author = {Ferrand, Jacqueline},
     title = {\'Etude de la repr\'esentation conforme au voisinage de la fronti\`ere},
     series = {Th\`eses de l'entre-deux-guerres},
     number = {248},
     year = {1942},
     language = {fr},
     url = {http://archive.numdam.org/item/THESE_1942__248__1_0/}
}