TY  - JOUR
AU  - A. I. Koshelev
TI  - An inequality for elliptic operators of second order with restricted coefficients
JO  - Doklady Akademii Nauk
PY  - 1971
SP  - 17
EP  - 19
VL  - 199
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1971_199_1_a2/
LA  - ru
ID  - DAN_1971_199_1_a2
ER  -