Dissipative operators with an absolutely continuous spectrum
L. A. Sakhnovich

This publication is cited in the following articles:

1. A. V. Suetenko, “The problem of scattering of electromagnetic waves by a plasmoid”, Funct. Anal. Appl., 5:4 (1971), 301–310      
2. L. A. Sakhnovich, “Nonunitary operators with absolutely continuous spectrum”, Math. USSR-Izv., 3:1 (1969), 51–63