%0 Journal Article %A S. V. Vasilev %T An inverse spectral problem for Sturm–Liouville operators with singular potentials on graphs with a cycle %J Izvestiya of Saratov University. Mathematics. Mechanics. Informatics %D 2019 %P 366-376 %V 19 %N 4 %U http://geodesic.mathdoc.fr/item/ISU_2019_19_4_a0/ %G en %F ISU_2019_19_4_a0