%0 Journal Article %A I. V. Kremleva %T A method for constructing asymptotic solutions of differential %J Doklady Akademii Nauk %D 1993 %P 289-291 %V 328 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1993_328_3_a3/ %G ru %F DAN_1993_328_3_a3