TY - JOUR AU - S. V. Vasilev TI - An inverse spectral problem for~Sturm--Liouville operators with~singular potentials on graphs with a cycle JO - Izvestiya of Saratov University. Mathematics. Mechanics. Informatics PY - 2019 SP - 366 EP - 376 VL - 19 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ISU_2019_19_4_a0/ LA - en ID - ISU_2019_19_4_a0 ER -