2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/62622We consider an integral dissipative operator in its Brodskii-Livshits triangular representation. The main question we are concerned with is similarity of the operator to a normal one. We obtain necessary as well as sufficient conditions for the similarity. The study is based on functional model technique.AMSTex, 31 pagesClassical Analysis and ODEsSpectral Theory47B15, 47G10text