%0 Journal Article %A V. E. Maiorov %T Existence of solutions of singular differential equations of higher orders %J Matematičeskie zametki %D 1992 %P 75-84 %V 51 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_1992_51_3_a9/ %G ru %F MZM_1992_51_3_a9