@article{JSFS_1886__S26__107_0,
     author = {Kl{\ae}r, A. N.},
     title = {La f\'econdit\'e du mariage},
     journal = {Journal de la Soci\'et\'e de statistique de Paris},
     pages = {107--114},
     publisher = {Soci\'et\'e de statistique de Paris},
     volume = {S26},
     year = {1886},
     language = {fr},
     url = {http://www.numdam.org/item/JSFS_1886__S26__107_0/}
}