This publication is cited in the following articles:
Ivan Kolesnikov, Valerii Pchelintsev, “Spectral Estimates of the Dirichlet-Laplace Operator in Conformal Regular Domains”, J Math Sci, 281:5 (2024), 677
Valerii Pchelintsev, Alexander Ukhlov, “Spectral Stability of the Dirichlet–Laplacian in Two-Connected Domains”, J Math Sci, 281:5 (2024), 805
V. Gol'dshtein, V. Pchelintsev, A. Ukhlov, “Spectral stability estimates of Dirichlet divergence form elliptic operators”, Anal. Math. Phys., 10:4 (2020), 74