D. I. Borisov, D. A. Zezyulin, “On the Bifurcation of Thresholds of the Essential Spectrum with a Spectral Singularity”, Diff Equat, 59, № 2, 2023, 278
Dmitry A. Zezyulin, Yaroslav V. Kartashov, Vladimir V. Konotop, “Metastable two-component solitons near an exceptional point”, Phys. Rev. A, 104, № 2, 2021, 023504
D.I. Borisov, D.A. Zezyulin, “Eigenvalues bifurcating from the continuum in two-dimensional potentials generating non-Hermitian gauge fields”, Annals of Physics, 459, 2023, 169498
D. I. Borisov, D. A. Zezyulin, “Bifurcations of Essential Spectra Generated by a Small Non-Hermitian Hole. II. Eigenvalues and Resonances”, Russ. J. Math. Phys., 29, № 3, 2022, 321
D. I. Borisov, D. A. Zezyulin, “Bifurcations of Essential Spectra Generated by a Small Non-Hermitian Hole. I. Meromorphic Continuations”, Russ. J. Math. Phys., 28, № 4, 2021, 416
D.I. Borisov, D.A. Zezyulin, “On Perturbation of Thresholds in Essential Spectrum under Coexistence of Virtual Level and Spectral Singularity”, Russ. J. Math. Phys., 31, № 1, 2024, 60
D. I Borisov, D. A Zezyulin, “O bifurkatsii porogov sushchestvennogo spektra v prisutstvii spektral'noy singulyarnosti”, Differencialʹnye uravneniâ, 59, № 2, 2023, 270