%0 Journal Article %A Tokmagambetov, Niyaz %A Torebek, Berikbol T. %T Fractional analogue of Sturm-Liouville operator %J Documenta mathematica %D 2016 %P 1503-1514 %V 21 %I mathdoc %U http://geodesic.mathdoc.fr/item/DOCMA_2016__21__a5/ %G en %F DOCMA_2016__21__a5