1. M. L. Méil'man, A. I. Kolomiitsev, A. M. Kevorkov, et al., Opt. Spektrosk.,57, No. 2, 239 (1984).
2. F. N. Hooge, J. Chem. Phys.,45, No. 12, 4504 (1966).
3. L. G. Volzhenskaya, Yu. G. Dubov, Yu. V. Zorenko, et al., Fiz. Elektron., No. 35, 76 (1987).
4. Yu. V. Zorenko, I. V. Nazar, M. V. Pashkovskii, et al., Abstracts of Papers, 6th All-Union Symposium on Luminescent Ionizing Radiation Detectors and Converters [in Russian], L'vov (1989).
5. R. Wickerskeim and R. Buchanan, Appl. Phys. Lett.,17, No. 5, 184 (1970).