TY  - JOUR
AU  - Yu. I. Zubko
TI  - Differential inequalities for linear differential equations with retarded argument
JO  - Differencialʹnye uravneniâ
PY  - 1972
SP  - 534
EP  - 538
VL  - 8
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DE_1972_8_3_a16/
LA  - ru
ID  - DE_1972_8_3_a16
ER  -