1. A. V. Zverev, I. G. Neizvestnyi, N. L. Shvarts, and Z. Sh. Yanovitskaya, Fiz. Tekh. Poluprovodn. 35, 1067 (2001) [Semiconductors 35, 1022 (2001)].
2. B. M. Kostishko, A. V. Zolotov, and Sh. R. Atazhanov, Phys. Low-Dim. Struct. 3–4, 1 (2004).
3. J. M. McCoy and P. A. Maksym, Semicond. Sci. Technol. 6, 141 (1991).
4. S. Kersulis and V. Mitin, Semicond. Sci. Technol. 10, 653 (1995).
5. A. M. Orlov, B. M. Kostishko, and A. A. Skvortsov, Physical Basics of Technology of Semiconductor Devices and Integrated Circuits (Ul’yanovsk. State Univ., Ul’yanovsk, 2001) [in Russian].