@article{AM2_1987__34_137220,
     author = {Niels Jacob},
     title = {A homogeneous {Dirichlet} problem for a nonlinear partial differential equation in an anisotropic {Sobolec} space.},
     journal = {Aequationes mathematicae},
     pages = {23--34},
     publisher = {mathdoc},
     volume = {34},
     year = {1987},
     zbl = {0652.47033},
     url = {http://geodesic.mathdoc.fr/item/AM2_1987__34_137220/}
}