@article{JSFS_1874__15__143_0,
     author = {Loua, T.},
     title = {Les portes et fen\^etres},
     journal = {Journal de la Soci\'et\'e de statistique de Paris},
     pages = {143--149},
     publisher = {Soci\'et\'e de statistique de Paris},
     volume = {15},
     year = {1874},
     language = {fr},
     url = {http://archive.numdam.org/item/JSFS_1874__15__143_0/}
}