TY - JOUR AU - M. T. Pikula TI - Regularized traces of a differential operator of Sturm--Liouville type with retarded argument JO - Differencialʹnye uravneniâ PY - 1990 SP - 103 EP - 109 VL - 26 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1990_26_1_a12/ LA - ru ID - DE_1990_26_1_a12 ER -