@article{1183528839, author = {Furstenberg, Harry}, title = {Poisson boundaries and envelopes of discrete groups}, journal = {Bull. Amer. Math. Soc.}, volume = {73}, number = {6}, year = {1967}, pages = { 350-356}, language = {en}, url = {http://dml.mathdoc.fr/item/1183528839} }
Furstenberg, Harry. Poisson boundaries and envelopes of discrete groups. Bull. Amer. Math. Soc., Tome 73 (1967) no. 6, pp. 350-356. http://gdmltest.u-ga.fr/item/1183528839/