@article{EJDE_1996__1996_2_a0,
     author = {Rosset, Edi},
     title = {A lower bound for the gradient of $\infty$-harmonic functions},
     journal = {Electronic Journal of Differential Equations},
     publisher = {mathdoc},
     volume = {1996},
     number = {2},
     year = {1996},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_1996__1996_2_a0/}
}