References
- Altshuler , G. B. , Ermolayev , V. S. Hramov , Yu. V. 1986 . Ferroelectrics , 69 : 67
- Altshuler , G. B. , Ermolayev , V. S. , Inochkin , M. V. and Manenkov , A. A. Advance Program XIV Int. Quant. El. Conf. pp. 60 San Francisco
- Knite , M. E. 1987 . “Actual Physical and Chemical Problems of Ferroelectrics” , 108 Riga : Latvian State University . (in Russian)