@article{JSFS_1980__121_4_203_0,
     author = {Bensoussan, Claude},
     title = {Comportements compar\'es des march\'es boursiers et m\'ethodes de groupage},
     journal = {Journal de la soci\'et\'e fran\c{c}aise de statistique},
     pages = {203--210},
     publisher = {Soci\'et\'e de statistique de Paris},
     volume = {121},
     number = {4},
     year = {1980},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/item/JSFS_1980__121_4_203_0/}
}