%0 Journal Article %A D. F. Davidenko %T The method of variation of parameters as applied to the computation of eigenvalues and eigenvectors of matrices %J Doklady Akademii Nauk %D 1960 %P 1007-1010 %V 131 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1960_131_5_a4/ %G ru %F DAN_1960_131_5_a4