%0 Journal Article %A K. B. Baikuziev %T On a system of differential equations with operator coefficients %J Differencialʹnye uravneniâ %D 1987 %P 29-38 %V 23 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1987_23_1_a3/ %G ru %F DE_1987_23_1_a3