TY  - JOUR
AU  - Yu. Ya. Belov
TI  - On strongly hyperbolic systems with a small parameter in Hilbert space
JO  - Doklady Akademii Nauk
PY  - 1976
SP  - 784
EP  - 787
VL  - 231
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1976_231_4_a2/
LA  - ru
ID  - DAN_1976_231_4_a2
ER  -