TY - JOUR AU - S. N. Naboko TI - Absolutely continuous spectrum of a nondissipative operator and a functional model.~II JO - Zapiski Nauchnykh Seminarov POMI PY - 1977 SP - 118 EP - 135 VL - 73 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_1977_73_a8/ LA - ru ID - ZNSL_1977_73_a8 ER -