%0 Journal Article %A V. Z. Khukhunashvili %T Integrability of a system of two nonlinear Schrödinger equations %J Teoretičeskaâ i matematičeskaâ fizika %D 1989 %P 180-184 %V 79 %N 2 %U http://geodesic.mathdoc.fr/item/TMF_1989_79_2_a1/ %G ru %F TMF_1989_79_2_a1