Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1962_146_1_a5, author = {V. A. Kondrat'ev}, title = {Bounds for the derivatives of solutions of elliptic equations near the boundary}, journal = {Doklady Akademii Nauk}, pages = {22--25}, publisher = {mathdoc}, volume = {146}, number = {1}, year = {1962}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1962_146_1_a5/} }
V. A. Kondrat'ev. Bounds for the derivatives of solutions of elliptic equations near the boundary. Doklady Akademii Nauk, Tome 146 (1962) no. 1, pp. 22-25. http://geodesic.mathdoc.fr/item/DAN_1962_146_1_a5/