%0 Journal Article %A R. A. Mishaev %T Auto-Bäcklund transformations for the nonlinear Schrödinger equation with variable coefficients %J Teoretičeskaâ i matematičeskaâ fizika %D 1995 %P 198-209 %V 102 %N 2 %U http://geodesic.mathdoc.fr/item/TMF_1995_102_2_a2/ %G ru %F TMF_1995_102_2_a2