1. B. de Cremoux, J. Phys. (Paris) 43(C5), 19 (1982).
2. K. Onabe, Jpn. J. Appl. Phys. 21, L323 (1982).
3. G. B. Stringfellow, J. Cryst. Growth 65, 454 (1983).
4. A. G. Khachaturyan, Theory of Structural Transformations in Solids (Wiley, New York, 1983).
5. I. P. Ipatova, V. G. Malyshkin, A. Yu. Maslov, and V. A. Shchukin, Fiz. Tekh. Poluprovodn. (St. Petersburg) 27(2), 285 (1993) [Semiconductors 27, 158 (1993)].