%0 Journal Article %A János Pach %A Gábor Tardos %T The range of a random walk on a comb %J The electronic journal of combinatorics %D 2013 %V 20 %N 3 %U http://geodesic.mathdoc.fr/articles/10.37236/3571/ %R 10.37236/3571 %F 10_37236_3571