%0 Journal Article
%A I. N. Sergeev
%T On minimal exponents of a triangular system and of the system of its diagonal approximation
%J Vestnik Moskovskogo universiteta. Matematika, mehanika
%D 1991
%P 42-44
%N 6
%I mathdoc
%U http://geodesic.mathdoc.fr/item/VMUMM_1991_6_a7/
%G ru
%F VMUMM_1991_6_a7