TY  - JOUR
AU  - G. K. Langer
TI  - Invariant subspaces of linear operators acting in a space with indefinite metric
JO  - Doklady Akademii Nauk
PY  - 1966
SP  - 12
EP  - 15
VL  - 169
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1966_169_1_a1/
LA  - ru
ID  - DAN_1966_169_1_a1
ER  -