@article{RMC_1998_1998_1_a12,
     author = {Esposito, Luca and Mingione, Giuseppe},
     title = {Observaciones sobre la regularidad de las soluciones d\'ebiles de sistemas el{\'\i}pticos degenerados.},
     journal = {Revista matem\'atica complutense},
     pages = {203-219},
     publisher = {mathdoc},
     volume = {11},
     number = {1},
     year = {1998},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RMC_1998_1998_1_a12/}
}