Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1961_138_2_a14, author = {S. I. Pokhozhaev}, title = {Boundary value problem for equation $\Delta U=U^2$}, journal = {Doklady Akademii Nauk}, pages = {305--308}, publisher = {mathdoc}, volume = {138}, number = {2}, year = {1961}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1961_138_2_a14/} }
S. I. Pokhozhaev. Boundary value problem for equation $\Delta U=U^2$. Doklady Akademii Nauk, Tome 138 (1961) no. 2, pp. 305-308. http://geodesic.mathdoc.fr/item/DAN_1961_138_2_a14/