TY  - JOUR
AU  - I. V. Gaishun
AU  - Hoang Van Quang
TI  - Solvability of a class of operator equations and controllability
JO  - Doklady Akademii Nauk
PY  - 1992
SP  - 16
EP  - 19
VL  - 322
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1992_322_1_a1/
LA  - ru
ID  - DAN_1992_322_1_a1
ER  -