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@article{MM2_1978__24_154543, author = {Mariano Giaquinta}, title = {A {Counter-Example} to the {Boundary} {Regularity} of {Solutions} to {Elliptic} {Quasilinear} {Systems.}}, journal = {Manuscripta mathematica}, pages = {217--220}, publisher = {mathdoc}, volume = {24}, year = {1978}, zbl = {0373.35027}, url = {http://geodesic.mathdoc.fr/item/MM2_1978__24_154543/} }
Mariano Giaquinta. A Counter-Example to the Boundary Regularity of Solutions to Elliptic Quasilinear Systems.. Manuscripta mathematica, Tome 24 (1978), pp. 217-220. http://geodesic.mathdoc.fr/item/MM2_1978__24_154543/