@phdthesis{THESE_1933__153__1_0,
     author = {Chamard, Lucien},
     title = {Sur les propri\'et\'es de la distance \`a un ensemble ponctuel},
     series = {Th\`eses de l'entre-deux-guerres},
     number = {153},
     year = {1933},
     language = {fr},
     url = {http://archive.numdam.org/item/THESE_1933__153__1_0/}
}