Durruthy-Rodríguez, ...., Jiménez-Cañas, ...., Sánchez-Casals, ...., Pérez-Fernández, ...., Peláiz-Barranco, ...., Calderón-Piñar, ...., & Leija-Salas, .... 2006 Dec 1. Modified PZT Ferroelectric Ceramics for Fetal Heart Sensors. Revista Cubana de Física. [Online] 23:1