@article{JSFS_1904__45__21_0,
     author = {March, Lucien},
     title = {Familles parisiennes en 1901},
     journal = {Journal de la Soci\'et\'e de statistique de Paris},
     pages = {21--33},
     publisher = {Soci\'et\'e de statistique de Paris},
     volume = {45},
     year = {1904},
     language = {fr},
     url = {http://archive.numdam.org/item/JSFS_1904__45__21_0/}
}