TY  - JOUR
AU  - V. M. Isakov
TI  - On the inverse problem of the potential for hyperbolic equations
JO  - Doklady Akademii Nauk
PY  - 1977
SP  - 257
EP  - 259
VL  - 237
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1977_237_2_a0/
LA  - ru
ID  - DAN_1977_237_2_a0
ER  -