@article{JSFS_1971__112_1_67_0, author = {JSFS}, title = {Vie de la soci\'et\'e}, journal = {Journal de la Soci\'et\'e de statistique de Paris}, pages = {67--76}, publisher = {Soci\'et\'e de statistique de Paris}, volume = {112}, number = {1}, year = {1971}, language = {fr}, url = {http://archive.numdam.org/item/JSFS_1971__112_1_67_0/} }