@article{AIHPB_1990__26_3_419_0,
     author = {Coulhon, Thierry and Saloff-Coste, Laurent},
     title = {Puissances d'un op\'erateur r\'egularisant},
     journal = {Annales de l'I.H.P. Probabilit\'es et statistiques},
     pages = {419--436},
     publisher = {Gauthier-Villars},
     volume = {26},
     number = {3},
     year = {1990},
     mrnumber = {1066086},
     zbl = {0709.47042},
     language = {fr},
     url = {http://archive.numdam.org/item/AIHPB_1990__26_3_419_0/}
}