Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MAT_1959_3_3_a1, author = {L. Nirenberg}, title = {On nonlinear elliptic partial differential equations and {H\"older} continuity}, journal = {Matematika}, pages = {9--56}, publisher = {mathdoc}, volume = {3}, number = {3}, year = {1959}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MAT_1959_3_3_a1/} }
L. Nirenberg. On nonlinear elliptic partial differential equations and H\"older continuity. Matematika, Tome 3 (1959) no. 3, pp. 9-56. http://geodesic.mathdoc.fr/item/MAT_1959_3_3_a1/