TY  - JOUR
AU  - M. M. Khapaev
TI  - Instability under constantly acting perturbations
JO  - Doklady Akademii Nauk
PY  - 1968
SP  - 47
EP  - 50
VL  - 178
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1968_178_1_a11/
LA  - ru
ID  - DAN_1968_178_1_a11
ER  -