%0 Journal Article
%A I. S. Lomov
%T Bessel inequality, Riesz theorem, and unconditional basis property for root vectors of ordinary differential operators
%J Vestnik Moskovskogo universiteta. Matematika, mehanika
%D 1992
%P 33-43
%N 5
%I mathdoc
%U http://geodesic.mathdoc.fr/item/VMUMM_1992_5_a7/
%G ru
%F VMUMM_1992_5_a7