@article{JSFS_1873__14__298_0,
     author = {De Ruolz},
     title = {La question des {Houilles}},
     journal = {Journal de la Soci\'et\'e de statistique de Paris},
     pages = {298--301},
     publisher = {Soci\'et\'e de statistique de Paris},
     volume = {14},
     year = {1873},
     language = {fr},
     url = {http://www.numdam.org/item/JSFS_1873__14__298_0/}
}