TY  - JOUR
AU  - I. V. Kremleva
TI  - A method for constructing asymptotic solutions of differential
JO  - Doklady Akademii Nauk
PY  - 1993
SP  - 289
EP  - 291
VL  - 328
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1993_328_3_a3/
LA  - ru
ID  - DAN_1993_328_3_a3
ER  -