%0 Journal Article %A I. V. Cherednik %T One generalization of the KdV and sin-Gordon differential equations %J Funkcionalʹnyj analiz i ego priloženiâ %D 1979 %P 81-82 %V 13 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/FAA_1979_13_1_a18/ %G ru %F FAA_1979_13_1_a18