@article{FAA_1971_5_4_a2,
     author = {V. E. Zakharov and L. D. Faddeev},
     title = {Korteweg--de {Vries} equation: {A} completely integrable {Hamiltonian} system},
     journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a},
     pages = {18--27},
     publisher = {mathdoc},
     volume = {5},
     number = {4},
     year = {1971},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FAA_1971_5_4_a2/}
}