@article{JSFS_1930__71__81_0,
     author = {Sauvy, Alfred},
     title = {Les partis politiques en {Europe}},
     journal = {Journal de la Soci\'et\'e de statistique de Paris},
     pages = {81--90},
     publisher = {Soci\'et\'e de statistique de Paris},
     volume = {71},
     year = {1930},
     language = {fr},
     url = {http://archive.numdam.org/item/JSFS_1930__71__81_0/}
}