TY  - JOUR
AU  - A. A. Karelin
TI  - On a boundary value problem with shift for a system of differential equations of elliptic-hyperbolic type
JO  - Doklady Akademii Nauk
PY  - 1980
SP  - 1055
EP  - 1060
VL  - 254
IS  - 5
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1980_254_5_a7/
LA  - ru
ID  - DAN_1980_254_5_a7
ER  -