1. Shabanova, N.A., Popov, V.V., and Sarkisov, P.D., Khimiya i tekhnologiya nanodispersnykh oksidov (Chemistry and Technology of Nanodispersed Oxides), Moscow: IKTs “Akademkniga,” 2006.
2. Lines, M. and Glass, A., Principles and Applications of Ferroelectrics and Related Materials, Oxford: Clarendon Press, 1979; Moscow: Mir, 1981.