1. Vodakov, Y. A., Mokhov, E. N. in: Silicon Carbide 1973, Ed. R. C. Marshall, J. W. Faust, Jr., E. E. Ryan, University of South Carolina Press, Columbia (1973), p. 508
2. Tajima, Y., Kijima, K., Kingery, W. D.: J. Chem. Phys. 77 (1982) 2592
3. Marsh, O. J., in: Silicon Carbide 1973, Ed. R. C. Marshall, J. W. Faust, Jr., C. E. Ryan, University of South Carolina Press, Columbia (1973), p. 471
4. Wood, S., Spitznagel, J. A., Choyke, W. J., Bradshaw, J., Greggi, J., Jr.,. Doyle, N. J.: Mat. Res. Soc. Symp. Proc. 60 (1986) 459
5. Edmond, J. A., Withrow, S. P., Wadlin, W., Davis, R. F.: Mat. Res. Soc. Symp. Proc. 77 (1987) 193