@article{JSFS_1888__29__250_0,
     author = {Hoffmann, Max},
     title = {Les tarifs des chemins de fer},
     journal = {Journal de la Soci\'et\'e de statistique de Paris},
     pages = {250--260},
     publisher = {Soci\'et\'e de statistique de Paris},
     volume = {29},
     year = {1888},
     language = {fr},
     url = {http://archive.numdam.org/item/JSFS_1888__29__250_0/}
}