%0 Journal Article %A D. V. Kornienko %T On the spectrum of the Dirichlet problem for systems of operator-differential equations %J Differencialʹnye uravneniâ %D 2006 %P 1063-1071 %V 42 %N 8 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_2006_42_8_a6/ %G ru %F DE_2006_42_8_a6