%0 Journal Article %A Yu. T. Sil'chenko %T Cauchy problem for second-order linear differential equations with variable operator coefficients %J Matematičeskie zametki %D 1996 %P 149-152 %V 60 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_1996_60_1_a17/ %G ru %F MZM_1996_60_1_a17