@article{JSFS_1890__31__359_0,
     author = {Le Roy, P. A.},
     title = {La d\'epopulation de la {France}},
     journal = {Journal de la Soci\'et\'e de statistique de Paris},
     pages = {359--360},
     publisher = {Soci\'et\'e de statistique de Paris},
     volume = {31},
     year = {1890},
     language = {fr},
     url = {http://www.numdam.org/item/JSFS_1890__31__359_0/}
}