Boyko, I. V., M. R. Petryk, і J. Fraissard. 2020. «Theory of the Shear Acoustic Phonons Spectrum and Their Interaction With Electrons Due to the Piezoelectric Potential in AlN/GaN Nanostructures of Plane Symmetry». ФІЗИКА НИЗЬКИХ ТЕМПЕРАТУР 47 (2). Харків, Україна:159-72. https://doi.org/10.1063/10.0003176.