@article{AIHPB_1983__19_1_101_0, author = {Raugi, Albert}, title = {Une d\'emonstration d'un th\'eor\`eme de {Choquet-Deny} par les martingales}, journal = {Annales de l'I.H.P. Probabilit\'es et statistiques}, pages = {101--109}, publisher = {Gauthier-Villars}, volume = {19}, number = {1}, year = {1983}, mrnumber = {699982}, language = {fr}, url = {http://www.numdam.org/item/AIHPB_1983__19_1_101_0/} }