%0 Journal Article %A S. I. Kadchenko %A A. V. Stavtceva %A L. S. Ryazanova %A V. V. Dubrovskii %T Algorithms for the computation of the eigenvalues of discrete semi-bounded operators defined on quantum graphs %J Vestnik Ûžno-Uralʹskogo gosudarstvennogo universiteta. Seriâ, Matematika, mehanika, fizika %D 2023 %P 16-25 %V 15 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/VYURM_2023_15_1_a1/ %G ru %F VYURM_2023_15_1_a1