TY - JOUR AU - B. M. Levitan TI - Calculation of the regularized trace for the Sturm--Liouville operator JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1964 VL - 19 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1964_19_1_a8/ LA - ru ID - RM_1964_19_1_a8 ER -