H’Mok, H., Duarte, A., Portelles, J., Fuentes, J., Durruthy-Rodríguez, M. D., Raymond, O., Heiras, J., Cruz, M. P., AND Siqueiros, J. M.. "Study of Lead-free Ceramics of the [(K0.5Na0.5) 0.94Li 0.06] 0.97La0.01(Nb0.9Ta0.1)O3 Piezoelectric Composite" Revista Cubana de Física [Online], Volume 29 Number 1 (14 June 2012)