Sergei Aleksandrovich Nazarov, “‘Far interaction’ of small spectral perturbations of the Neumann boundary conditions for an elliptic system of differential equations in a three-dimensional domain”, Sb. Math., 214, no. 1, 2023, 58
S. A. Nazarov, “Parasitic Eigenvalues of Spectral Problems for the Laplacian with Third-Type Boundary Conditions”, Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki, 63, no. 7, 2023, 1128
Boris P. Belinskiy, Don B. Hinton, Roger Nichols, “Singular Sturm–Liouville operators with extreme properties that generate black holes”, Stud Appl Math, 147, no. 1, 2021, 180
Boris P Belinskiy, Don B Hinton, Roger A Nichols, “Singular fourth-order Sturm–Liouville operators and acoustic black holes”, IMA Journal of Applied Mathematics, 87, no. 5, 2022, 804
S. A. Nazarov, “Abnormal Behavior of Eigenvalues of Mixed Boundary Value Problems for the Laplace Operator in Truncated, but Long Cylinders”, J Math Sci, 250, no. 2, 2020, 351
S. A. Nazarov, “Concentration of Eigenfrequencies of Elastic Bodies with Blunted Cuspidal Sharpening”, Acoust. Phys., 68, no. 3, 2022, 215
S. A. Nazarov, “Parasitic Eigenvalues of Spectral Problems for the Laplacian with Third-Type Boundary Conditions”, Comput. Math. and Math. Phys., 63, no. 7, 2023, 1237