TY  - JOUR
AU  - L. A. Sakhnovich
TI  - Nonunitary operators with absolutely continuous spectrum
JO  - Izvestiya. Mathematics 
PY  - 1969
SP  - 51
EP  - 63
VL  - 3
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/IM2_1969_3_1_a4/
LA  - en
ID  - IM2_1969_3_1_a4
ER  -