@article{JSFS_1891__32__397_0,
     author = {Loua, T.},
     title = {Les brevets d'invention},
     journal = {Journal de la soci\'et\'e fran\c{c}aise de statistique},
     pages = {397--401},
     publisher = {Soci\'et\'e de statistique de Paris},
     volume = {32},
     year = {1891},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/item/JSFS_1891__32__397_0/}
}