@article{MZ_1981__177_173044,
     author = {Mariano Giaquinta},
     title = {Remarks on the {Regularity} of {Weak} {Solutions} to {Some} {Variational} {Inequalities.}},
     journal = {Mathematische Zeitschrift},
     pages = {15--32},
     publisher = {mathdoc},
     volume = {177},
     year = {1981},
     zbl = {0438.35019},
     url = {http://geodesic.mathdoc.fr/item/MZ_1981__177_173044/}
}