TY - JOUR AU - A. B. Budak AU - V. N. Denisov TI - Properties of the spectral function of a Sturm--Liouville operator with discontinuous coefficients JO - Matematičeskie zametki PY - 1991 SP - 19 EP - 28 VL - 49 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1991_49_6_a2/ LA - ru ID - MZM_1991_49_6_a2 ER -