%0 Journal Article %A Lažetić, Nebojša L. %T Necessary and sufficient conditions for a system of eigenfunctions and associated functions of a Sturm-Liouville operator with discontinuous coefficients to possess the basis property. %J Publications de l 'Institut Mathématique. Nouvelle Série %D 1985 %P 119 %V 38(52) %I mathdoc %U https://geodesic-test.mathdoc.fr/item/PIM2_1985__38(52)_258510/ %G en %F PIM2_1985__38(52)_258510