The theory of higher infinitesimal symmetries of nonlinear partial differential equations
Doklady Akademii Nauk, Tome 248 (1979) no. 2, pp. 274-278
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@article{DAN_1979_248_2_a3,
author = {A. M. Vinogradov},
title = {The theory of higher infinitesimal symmetries of nonlinear partial differential equations},
journal = {Doklady Akademii Nauk},
pages = {274--278},
year = {1979},
volume = {248},
number = {2},
language = {ru},
url = {http://geodesic.mathdoc.fr/item/DAN_1979_248_2_a3/}
}
A. M. Vinogradov. The theory of higher infinitesimal symmetries of nonlinear partial differential equations. Doklady Akademii Nauk, Tome 248 (1979) no. 2, pp. 274-278. http://geodesic.mathdoc.fr/item/DAN_1979_248_2_a3/