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@article{DAN_1972_202_4_a7, author = {I. V. Skrypnik}, title = {On the application of {Morse{\textquoteright}s} method to nonlinear elliptic equations}, journal = {Doklady Akademii Nauk}, pages = {769--771}, publisher = {mathdoc}, volume = {202}, number = {4}, year = {1972}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1972_202_4_a7/} }
I. V. Skrypnik. On the application of Morse’s method to nonlinear elliptic equations. Doklady Akademii Nauk, Tome 202 (1972) no. 4, pp. 769-771. http://geodesic.mathdoc.fr/item/DAN_1972_202_4_a7/