%0 Journal Article %A I. S. Lomov %T Estimates for the eigenfunctions and associated functions of an operator of Sturm--Liouville type %J Doklady Akademii Nauk %D 1979 %P 1303-1306 %V 248 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1979_248_6_a4/ %G ru %F DAN_1979_248_6_a4