Peláiz Barranco, A., García Zaldívar, O., de los Santos Guerra, J., Montalvo Bereau, Ana, Calderón Piñar, F., AND Eiras, J. A.. "Coexistence of Ferromagnetic and Antifferromagnetic Phases in PLZT Ceramics" Revista Cubana de Física [Online], Volume 24 Number 2 (20 December 2007)