TY - JOUR AU - M. G. Gasymov TI - Analytic properties of the spectral function of the self-adjoint Sturm--Liouville operator JO - Doklady Akademii Nauk PY - 1963 SP - 971 EP - 974 VL - 150 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1963_150_5_a3/ LA - ru ID - DAN_1963_150_5_a3 ER -