TY - JOUR AU - T. Ya. Azizov TI - Dissipative operators in a~Hilbert space with an indefinite metric JO - Izvestiya. Mathematics PY - 1973 SP - 639 EP - 660 VL - 7 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IM2_1973_7_3_a9/ LA - en ID - IM2_1973_7_3_a9 ER -