1. V. M. Andreev, V. S. Kalinovskii, V. R. Larionov, E. O. Strugova, and V. D. Rumyantsev, Semiconductors 28, 207 (1994).
2. V. M. Andreev, V. A. Grilikhes, and V. D. Rumyantsev, Photoelectric Converters of Concentrated Sunlight (Nauka, Leningrad, 1989) [in Russian].
3. L. C. Olsen, in Proceedings of the 12th Space Photovoltaic Research and Technology Conference, Cleveland, US,
1992, p. 256.
4. G. N. Yakubova, Phd Thesis (Univ. of Illinois at Urbana-Champaign, 2010).
5. V. Voitovich, A. Gordeev, and A. Dumanevich, Sovrem. Elektron. 6, 10 (2015).