%0 Journal Article %A A. R. Mirotin %T On some functional calculus of closed operators on Banach space. III. Some topics of perturbation theory %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 2017 %P 24-34 %N 12 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_2017_12_a2/ %G ru %F IVM_2017_12_a2