%0 Journal Article %A A. V. Dyadechko %T Some estimates for root functions of a matrix differential operator with a diagonal-matrix eigenvalue %J Differencialʹnye uravneniâ %D 1996 %P 22-31 %V 32 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1996_32_1_a3/ %G ru %F DE_1996_32_1_a3