1. Jaffe, B., Jaffe, H. and Cook, W. R., Piezoelectrics Ceramics. Academic Press, London, 1971.
2. Homogeneity and properties of lead zirconate titanate prepared by a combination of thermal spray decomposition method with solid-phase reaction;Kakegawa;J. Am. Ceram. Soc.,1988
3. Some aspects of the physics of piezoelectric ceramics;Isupov;Ferroelectrics,1983
4. Reasons for discrepancies relating to the range of coexistence of phases in lead zirconate-titanate solid solutions;Isupov;Sov. Phys. -Sol. State,1980
5. Wersing, W., Rossner, W., Eckstein, G. and Tomandl, G., The morphotropic phase boundary in PZT ceramics prepared by spray drying of salt solutions and by the mixed oxide method. Silic. Ind., 19853–4, 41–46.