TY  - JOUR
AU  - M. A. Valiev
TI  - A method of regularizing singularly perturbed differential equations in Hilbert space
JO  - Doklady Akademii Nauk
PY  - 1975
SP  - 1008
EP  - 1011
VL  - 220
IS  - 5
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1975_220_5_a2/
LA  - ru
ID  - DAN_1975_220_5_a2
ER  -