TY - JOUR AU - F. S. Rofe-Beketov AU - E. Kh. Khristov TI - Certain analytical questions and the inverse Sturm--Liouville problem for an equation with highly singular potential JO - Doklady Akademii Nauk PY - 1969 SP - 768 EP - 771 VL - 185 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1969_185_4_a9/ LA - ru ID - DAN_1969_185_4_a9 ER -