@article{JSFS_1970__111__139_0,
     author = {David, Jacques},
     title = {Consid\'eration autour des investissements h\^oteliers},
     journal = {Journal de la Soci\'et\'e de statistique de Paris},
     pages = {139--147},
     publisher = {Soci\'et\'e de statistique de Paris},
     volume = {111},
     year = {1970},
     language = {fr},
     url = {http://www.numdam.org/item/JSFS_1970__111__139_0/}
}