Integrable nonlinear equations and the Liouville theorem
Funkcionalʹnyj analiz i ego priloženiâ, Tome 13 (1979) no. 1, pp. 8-20
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@article{FAA_1979_13_1_a1,
author = {I. M. Gel'fand and L. A. Dikii},
title = {Integrable nonlinear equations and the {Liouville} theorem},
journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a},
pages = {8--20},
publisher = {mathdoc},
volume = {13},
number = {1},
year = {1979},
language = {ru},
url = {http://geodesic.mathdoc.fr/item/FAA_1979_13_1_a1/}
}
I. M. Gel'fand; L. A. Dikii. Integrable nonlinear equations and the Liouville theorem. Funkcionalʹnyj analiz i ego priloženiâ, Tome 13 (1979) no. 1, pp. 8-20. http://geodesic.mathdoc.fr/item/FAA_1979_13_1_a1/