@article{10_4171_ggd_325,
     author = {S\'ebastien Gou\"ezel and Fr\'ed\'eric Math\'eus and Fran\c{c}ois Maucourant},
     title = {Sharp lower bounds for the asymptotic entropy of symmetric random walks},
     journal = {Groups, geometry, and dynamics},
     pages = {711--735},
     year = {2015},
     volume = {9},
     number = {3},
     doi = {10.4171/ggd/325},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/ggd/325/}
}