TY  - JOUR
AU  - G. D. Karatoprakliev
TI  - On a class of equations of mixed type in multidimensional domains
JO  - Doklady Akademii Nauk
PY  - 1976
SP  - 769
EP  - 772
VL  - 230
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1976_230_4_a4/
LA  - ru
ID  - DAN_1976_230_4_a4
ER  -