%0 Journal Article
%A L. N. Dovbysh
%T On approximation and decomposability in a~series of elements in Banach space
%J Zapiski Nauchnykh Seminarov POMI
%D 1973
%P 12-20
%V 35
%I mathdoc
%U http://geodesic.mathdoc.fr/item/ZNSL_1973_35_a2/
%G ru
%F ZNSL_1973_35_a2