%0 Journal Article
%A M. A. Shubova
%T On the proximity of the Riesz basises to the ortonormed basises in Hilbert space
%J Zapiski Nauchnykh Seminarov POMI
%D 1983
%P 201-208
%V 127
%I mathdoc
%U http://geodesic.mathdoc.fr/item/ZNSL_1983_127_a11/
%G ru
%F ZNSL_1983_127_a11