%0 Journal Article
%A M. G. Gasymov
%A A. D. Orudzhev
%T Spectral properties of a class of differential operators with
%J Doklady Akademii Nauk
%D 1986
%P 777-781
%V 287
%N 4
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1986_287_4_a0/
%G ru
%F DAN_1986_287_4_a0