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@article{MM2_1990__68_2_155529, author = {Luigi Ambrosio}, title = {Regularity of solutions fo a degenerate elliptic variational problem.}, journal = {Manuscripta mathematica}, pages = {309--326}, publisher = {mathdoc}, volume = {68}, number = {2}, year = {1990}, zbl = {0716.49031}, url = {http://geodesic.mathdoc.fr/item/MM2_1990__68_2_155529/} }
Luigi Ambrosio. Regularity of solutions fo a degenerate elliptic variational problem.. Manuscripta mathematica, Tome 68 (1990) no. 2, pp. 309-326. http://geodesic.mathdoc.fr/item/MM2_1990__68_2_155529/