TY - JOUR AU - V. A. Marchenko AU - F. S. Rofe-Beketov TI - Expansion in characteristic functions of no self-adjoined singular differential operators JO - Doklady Akademii Nauk PY - 1958 SP - 963 EP - 966 VL - 120 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1958_120_5_a8/ LA - ru ID - DAN_1958_120_5_a8 ER -