@article{JCA_2013_20_4_JCA_2013_20_4_a0,
     author = {A. Di Castro and G. Palatucci},
     title = {Fractional {Regularity} for {Nonlinear} {Elliptic} {Problems} with {Measure} {Data}},
     journal = {Journal of convex analysis},
     pages = {901--918},
     publisher = {mathdoc},
     volume = {20},
     number = {4},
     year = {2013},
     url = {http://geodesic.mathdoc.fr/item/JCA_2013_20_4_JCA_2013_20_4_a0/}
}