TY - JOUR AU - Lažetić, Nebojša L. TI - 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. JO - Publications de l 'Institut Mathématique. Nouvelle Série PY - 1985 SP - 119 VL - 38(52) PB - mathdoc UR - https://geodesic-test.mathdoc.fr/item/PIM2_1985__38(52)_258510/ LA - en ID - PIM2_1985__38(52)_258510 ER -