1. Venevtsev, Yu.N., Politova, E.D., and Ivanov, S.A., Segnetoelektriki i antisegnetoelektriki semeistva titanata bariya (Ferroelectrics and Antiferroelectrics of the Barium Titanate Family), Moscow: Khimiya, 1985.
2. Rotenberg, B.A., Keramicheskie kondensatornye dielektriki (Ceramic Capacitor Dielectrics), St. Petersburg: Tipografiya OAO NII Girikond, 2000.
3. Zhang, Q., Zhai, J., and Kong, L.B., Relaxor ferroelectric materials for microwave tunable applications, J. Adv. Dielectr., 2012, vol. 2, no. 1, paper 1 230 002.
4. Lu, S.G., Xu, Z.K., and Chena, H., Tunability and relaxor properties of ferroelectric barium stannate titanate ceramics, Appl. Phys. Lett., 2004, vol. 85, no. 22, pp. 2319–2321.
5. Wei, X. and Yao, X., Preparation, structure and dielectric property of barium stannate titanate ceramics, Mater. Sci. Eng., B, 2007, vol. 137, nos. 1–3, pp. 184–188.