%0 Journal Article %A V. S. Rykhlov %A O. V. Blinkova %T On Multiple Completeness of the Root Functions of a Certain Class of Pencils of Differential Operators with Constant Coefficients %J Izvestiya of Saratov University. Mathematics. Mechanics. Informatics %D 2014 %P 574-584 %V 14 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/ISU_2014_14_4_a11/ %G ru %F ISU_2014_14_4_a11