References
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- Shilkina , A. L. Reznichenko , L. A. 1977 . Soviet J. Tehn. Phys. , 47 ( 10 ) : 2173 (in Russian)
- Smolensky , G. A. , Bokov , V. A. Isupov , V. A. 1985 . Physics of Ferroelectric Phenomena Leningrad (in Russian)
- Fritsberg , V. J. 1976 . Phase Transitions in Ferroelectric Solid Solutions , 5 Riga : Latvian State University . (in Russian)
- Pronin , I. P. , Syrnikov , P. P. , Isupov , V. A. and Smolensky , G. A. 1979 . Soviet Tech. Phys. Lett. , 5 ( 12 ) : 705 (in Russian)