TY  - JOUR
AU  - V. A. Khatskevich
TI  - Invariant subspaces of focusing plus-operators
JO  - Matematičeskie zametki
PY  - 1981
SP  - 695
EP  - 702
VL  - 30
IS  - 5
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MZM_1981_30_5_a6/
LA  - ru
ID  - MZM_1981_30_5_a6
ER  -