@article{JSFS_1930__71__207_0,
     author = {Ley},
     title = {Les allocations maladie du consortium de l'industrie textile de Roubaix-Tourcoing},
     journal = {Journal de la soci\'et\'e fran\c caise de statistique},
     pages = {207--209},
     publisher = {Soci\'et\'e de statistique de Paris},
     volume = {71},
     year = {1930},
     language = {fr},
     url = {archive.numdam.org/item/JSFS_1930__71__207_0/}
}