TY  - JOUR
AU  - M. I. Freidlin
TI  - Elliptic equations in unbounded regions
JO  - Doklady Akademii Nauk
PY  - 1967
SP  - 1286
EP  - 1289
VL  - 172
IS  - 6
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1967_172_6_a11/
LA  - ru
ID  - DAN_1967_172_6_a11
ER  -