@article{05636588,
title = {Integrability of exit times and ballisticity for random walks in Dirichlet environment.},
journal = {Electronic Communications in Probability [electronic only]},
volume = {14},
year = {2009},
pages = {431-451},
zbl = {1192.60113},
language = {en},
url = {http://dml.mathdoc.fr/item/05636588}
}
Tournier, Laurent. Integrability of exit times and ballisticity for random walks in Dirichlet environment.. Electronic Communications in Probability [electronic only], Tome 14 (2009) pp. 431-451. http://gdmltest.u-ga.fr/item/05636588/