@article{JSFS_1928__69__38_0,
     author = {March, Lucien},
     title = {Diff\'erences et corr\'elation en statistique},
     journal = {Journal de la Soci\'et\'e de statistique de Paris},
     pages = {38--63},
     publisher = {Soci\'et\'e de statistique de Paris},
     volume = {69},
     year = {1928},
     language = {fr},
     url = {http://www.numdam.org/item/JSFS_1928__69__38_0/}
}