@article{JSFS_1986__127_1_4_0,
     author = {Rosenfeld, F.},
     title = {Une recherche sur les variations compar\'ees des march\'es boursiers},
     journal = {Journal de la Soci\'et\'e de statistique de Paris},
     pages = {4--14},
     publisher = {Soci\'et\'e de statistique de Paris},
     volume = {127},
     number = {1},
     year = {1986},
     language = {fr},
     url = {http://www.numdam.org/item/JSFS_1986__127_1_4_0/}
}