%0 Journal Article %A V. A. Mikhailets %T The solvability and completeness of the system of eigenfunctions and associated functions of nonselfadjoint boundary-value problems for a Sturm--Liouville operator equation %J Doklady Akademii Nauk %D 1974 %P 284-286 %V 218 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1974_218_2_a8/ %G ru %F DAN_1974_218_2_a8