@article{JSFS_1898__39__32_1,
     author = {Hertel},
     title = {Chronique des transports},
     journal = {Journal de la Soci\'et\'e de statistique de Paris},
     pages = {32--36},
     publisher = {Soci\'et\'e de statistique de Paris},
     volume = {39},
     year = {1898},
     language = {fr},
     url = {http://www.numdam.org/item/JSFS_1898__39__32_1/}
}