%0 Journal Article %A V. E. Zakharov %A L. D. Faddeev %T Korteweg--de Vries equation: A completely integrable Hamiltonian system %J Funkcionalʹnyj analiz i ego priloženiâ %D 1971 %P 18-27 %V 5 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/FAA_1971_5_4_a2/ %G ru %F FAA_1971_5_4_a2