@article{JSFS_1916__57__188_0,
     author = {Guyot, Yves},
     title = {Le commerce international en 1915},
     journal = {Journal de la Soci\'et\'e de statistique de Paris},
     pages = {188--221},
     publisher = {Soci\'et\'e de statistique de Paris},
     volume = {57},
     year = {1916},
     language = {fr},
     url = {http://www.numdam.org/item/JSFS_1916__57__188_0/}
}