@article{JSFS_1865__6__322_0,
     author = {Roswag, C.},
     title = {Production des m\'etaux pr\'ecieux},
     journal = {Journal de la Soci\'et\'e de statistique de Paris},
     pages = {322--323},
     year = {1865},
     publisher = {Soci\'et\'e de statistique de Paris},
     volume = {6},
     language = {fr},
     url = {https://www.numdam.org/item/JSFS_1865__6__322_0/}
}