%0 Journal Article %A V. V. Kucherenko %A Yu. V. Osipov %T Asymptotic solutions of equations with a regular singular point %J Doklady Akademii Nauk %D 1987 %P 1049-1053 %V 293 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1987_293_5_a5/ %G ru %F DAN_1987_293_5_a5