TY  - JOUR
AU  - N. G. Marchuk
TI  - Symmetric hyperbolic systems of second-order equations
JO  - Doklady Akademii Nauk
PY  - 1988
SP  - 1063
EP  - 1068
VL  - 298
IS  - 5
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1988_298_5_a7/
LA  - ru
ID  - DAN_1988_298_5_a7
ER  -