%0 Journal Article %A M. V. Pavlov %T Nonlinear Schrödinger equation and the bogolyubov-whitham method of averaging %J Teoretičeskaâ i matematičeskaâ fizika %D 1987 %P 351-356 %V 71 %N 3 %U http://geodesic.mathdoc.fr/item/TMF_1987_71_3_a4/ %G ru %F TMF_1987_71_3_a4