@article{JEMS_2009_11_6_a5,
     author = {Alessio Porretta and Laurent V\'eron},
     title = {Separable $p$-harmonic functions in a cone and related quasilinear equations on manifolds},
     journal = {Journal of the European Mathematical Society},
     pages = {1285--1305},
     publisher = {mathdoc},
     volume = {11},
     number = {6},
     year = {2009},
     doi = {10.4171/jems/182},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/jems/182/}
}