%0 Journal Article %A M. Boiti %A F. Pempinelli %A A. K. Pogrebkov %A B. Prinari %T B\"acklund and Darboux Transformations for the Nonstationary Schr\"odinger Equation %J Informatics and Automation %D 1999 %P 49-71 %V 226 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1999_226_a4/ %G ru %F TRSPY_1999_226_a4