1. T. Bechshtedt and R. Enderlein, Semiconductor Surfaces and Interfaces. Their Atomic and Electronic Structures (Akademie, Berlin, 1988; Mir, Moscow, 1990).
2. A. Fissel, Phys. Rep. 379, 149 (2003).
3. S. Yu. Davydov, A. A. Lebedev, and O. V. Posrednik, Fiz. Tekh. Poluprovodn. (St. Petersburg) 39, 1440 (2005) [Semiconductors 39, 1391 (2005)].
4. A. A. Lebedev, A. M. Strel’chuk, N. S. Savkina, et al., Pis’ma Zh. Tekh. Fiz. 28(23), 78 (2002) [Tech. Phys. Lett. 28, 1011 (2002)].
5. N. D. Sorokin, Yu. M. Tairov, V. F. Tsvetkov, and M. A. Chernov, Kristallografiya 28, 910 (1983) [Sov. Phys. Crystallogr. 28, 539 (1983)].