D. I. Borisov, A. M. Golovina, “On Occurrence of Resonances from Multiple Eigenvalues of the Schrödinger Operator in a Cylinder with Distant Perturbations”, J Math Sci, 258, № 1, 2021, 1
Pavel Exner, 690, Mathematical Physics of Quantum Mechanics, 2006, 55
D. I. Borisov, “On the spectrum of the Schrödinger operator perturbed by a rapidly oscillating potential”, J Math Sci, 139, № 1, 2006, 6243
D. Borisov, P. Exner, A. Golovina, “Tunneling resonances in systems without a classical trapping”, Journal of Mathematical Physics, 54, № 1, 2013, 012102
Johannes Sjöstrand, 14, Non-Self-Adjoint Differential Operators, Spectral Asymptotics and Random Perturbations, 2019, 219
Anna G. Belolipetskaya, Anton A. Boitsev, Silvestro Fassari, Igor Y. Popov, “3D Helmholtz resonator with two close point-like windows: Regularisation for Dirichlet case”, Int. J. Geom. Methods Mod. Phys., 18, № 10, 2021, 2150153
Denis Borisov, “Asymptotic Behaviour of the Spectrum of a Waveguide with Distant Perturbations”, Math Phys Anal Geom, 10, № 2, 2007, 155
H Najar, O Olendski, “Spectral and localization properties of the Dirichlet wave guide with two concentric Neumann discs”, J. Phys. A: Math. Theor., 44, № 30, 2011, 305304
O Olendski, L Mikhailovska, “A straight quantum wave guide with mixed Dirichlet and Neumann boundary conditions in uniform magnetic fields”, J. Phys. A: Math. Theor., 40, № 17, 2007, 4609
F Chogle, O Olendski, “Bound-state evolution of Dirichlet waveguide with Neumann window(s) in transverse electric fields”, Phys. Scr., 99, № 9, 2024, 095509