Khrabustovskyi Andrii, “Klein-Gordon Equation as a Result of Wave Equation Averaging on the Riemannian Manifold of Complex Microstructure”, Journal of Mathematical Physics, Analysis, Geometry, 3:2 (2007), 213–233
Khrabustovskyi Andrii, Stephan Holger, “Positivity and Time Behavior of a Linear Reaction-Diffusion System, Non-local in Space and Time”, Mathematical Methods in the Applied Sciences, 31:15 (2008), 1809–1834
Khrabustovskyi Andrii, “Asymptotic behavior of spectrum of Laplace-Beltrami operator on Riemannian manifolds with complex microstructure.”, Applicable Analysis, 87:12 (2008), 1357–1372
Pavel Exner, Andrii Khrabustovskyi, “Gap control by singular Schrödinger operators in a periodically structured metamaterial”, Журн. матем. физ., анал., геом., 14:3 (2018), 270–285
A. V. Khrabustovskyi, “Klein–Gordon equation as a result of wave equation averaging on the Riemannian manifold of complex microstructure”, Журн. матем. физ., анал., геом., 3:2 (2007), 213–233