1. G. Harshe, J. P. Dougherty, and R. E. Newnham, Int. J. Appl. Electromagn. Mater. 4, 145 (1993).
2. G. Srinivasan, E. T. Rasmussen, J. Gallegos, R. Srinivasan, Yu. I. Bokhan, and V. M. Laletin, Phys. Rev. B: Condens. Matter 64, 214408 (2001).
3. M. I. Bichurin, D. A. Filippov, V. M. Petrov, V. M. Laletin, N. Paddubnaya, and G. Srinivasan, Phys. Rev. B: Condens. Matter 68, 054402 (2003).
4. L. D. Landau and E. M. Lifshitz, Course of Theoretical Physics, Vol. 7: Theory of Elasticity (Butterworth-Heinemann, Oxford, 1986; Fizmatlit, Moscow, 2001).
5. D. I. Bardzokas, A. I. Zobnin, N. A. Sennik, and M. L. Fil’shtinskiĭ, Mathematical Modeling in Problems of the Mechanics of Coupled Fields (KomKniga, Moscow, 2005), Vol. 2 [in Russian].