TY  - JOUR
AU  - Yu. L. Daletskii
TI  - An asymptotic method for certain differential equations with oscillating coefficients
JO  - Doklady Akademii Nauk
PY  - 1962
SP  - 1026
EP  - 1029
VL  - 143
IS  - 5
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1962_143_5_a5/
LA  - ru
ID  - DAN_1962_143_5_a5
ER  -