%0 Journal Article
%A V. I. Fomin
%T About operator functions of an operator variable
%J Vestnik rossijskih universitetov. Matematika
%D 2023
%P 68-89
%V 28
%N 141
%U http://geodesic.mathdoc.fr/item/VTAMU_2023_28_141_a6/
%G ru
%F VTAMU_2023_28_141_a6