1. T. Palacios, et al., IEEE Electron Device Lett., 27, No. 1, 13–15 (2006).
2. R. Quay, Gallium Nitride Electronics [Russian translation], Tekhnosfera, Moscow (2011).
3. H. Amano, et al., Jpn. J. Appl. Phys., 28, No. 12A, L2112 (1989).
4. A. E. Aslanyan, Modulation Spectroscopy of LED Heterostructures Based on InGaN/GaN [in Russian], Thesis Cand. Phys.-Math. Sci., MSU Moscow (2019).
5. M. A. Herman, Semiconductor Superlattices [Russian translation], Mir, Moscow (1989).