@article{10_37236_3571,
     author = {J\'anos Pach and G\'abor Tardos},
     title = {The range of a random walk on a comb},
     journal = {The electronic journal of combinatorics},
     year = {2013},
     volume = {20},
     number = {3},
     doi = {10.37236/3571},
     zbl = {1295.05215},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/3571/}
}