@article{JSFS_1889__30__10_0,
     author = {L\'ed\'e},
     title = {La mortalit\'e des enfants du premier \^age},
     journal = {Journal de la Soci\'et\'e de statistique de Paris},
     pages = {10--12},
     year = {1889},
     publisher = {Soci\'et\'e de statistique de Paris},
     volume = {30},
     language = {fr},
     url = {https://www.numdam.org/item/JSFS_1889__30__10_0/}
}