@article{10_4171_ggd_337,
     author = {Antoine Gournay},
     title = {Boundary values, random walks, and $\ell^p$-cohomology in degree one},
     journal = {Groups, geometry, and dynamics},
     pages = {1153--1184},
     year = {2015},
     volume = {9},
     number = {4},
     doi = {10.4171/ggd/337},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/ggd/337/}
}