TY  - JOUR
AU  - G. G. Kazaryan
TI  - Inequalities for differential polynomials with variable coefficients
JO  - Differencialʹnye uravneniâ
PY  - 1979
SP  - 1468
EP  - 1477
VL  - 15
IS  - 8
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DE_1979_15_8_a12/
LA  - ru
ID  - DE_1979_15_8_a12
ER  -