TY  - JOUR
AU  - A. A. Ershov
TI  - Asymptotic Expansion of the Solution of a Second-Order Equation
JO  - Matematičeskie zametki
PY  - 2009
SP  - 134
EP  - 138
VL  - 85
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MZM_2009_85_1_a12/
LA  - ru
ID  - MZM_2009_85_1_a12
ER  -