%0 Journal Article
%A A. K. Kitover
%T Spectral properties of unitary operators in~$C$
%J Zapiski Nauchnykh Seminarov POMI
%D 1971
%P 47-64
%V 22
%I mathdoc
%U http://geodesic.mathdoc.fr/item/ZNSL_1971_22_a4/
%G ru
%F ZNSL_1971_22_a4