TY  - JOUR
AU  - M. A. Atakhodzhaev
TI  - On a linear differential equation of fourth order in Hilbert space
JO  - Doklady Akademii Nauk
PY  - 1976
SP  - 1265
EP  - 1266
VL  - 230
IS  - 6
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1976_230_6_a0/
LA  - ru
ID  - DAN_1976_230_6_a0
ER  -