On the application of the variation principle to some nonlinear differential equations
Doklady Akademii Nauk, Tome 121 (1958) no. 2, pp. 214-217
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@article{DAN_1958_121_2_a4,
author = {A. Langenbach},
title = {On the application of the variation principle to some nonlinear differential equations},
journal = {Doklady Akademii Nauk},
pages = {214--217},
year = {1958},
volume = {121},
number = {2},
language = {ru},
url = {http://geodesic.mathdoc.fr/item/DAN_1958_121_2_a4/}
}
A. Langenbach. On the application of the variation principle to some nonlinear differential equations. Doklady Akademii Nauk, Tome 121 (1958) no. 2, pp. 214-217. http://geodesic.mathdoc.fr/item/DAN_1958_121_2_a4/