@book{AST_1988__157-158_, author = {Collectif}, title = {Colloque {Paul} {L\'evy} sur les processus stochastiques (22-26 juin 1987. {\'Ecole} {Polytechnique,} {Palaiseau)}}, series = {Ast\'erisque}, publisher = {Soci\'et\'e math\'ematique de France}, number = {157-158}, year = {1988}, language = {mul}, url = {http://archive.numdam.org/item/AST_1988__157-158_/} }