@article{JCA_2012_19_1_JCA_2012_19_1_a3,
     author = {G. Floridia and M. A. Ragusa},
     title = {Differentiabilty and {Partial} {H\"older} {Continuity} of {Solutions} of {Nonlinear} {Elliptic} {Systems}},
     journal = {Journal of convex analysis},
     pages = {63--9},
     publisher = {mathdoc},
     volume = {19},
     number = {1},
     year = {2012},
     url = {http://geodesic.mathdoc.fr/item/JCA_2012_19_1_JCA_2012_19_1_a3/}
}