Mohammed, I. K., M. Z. H. Mayzan, F. Esa, J. A. Yabagi, M. M. Nmaya, and M. A. Agam. “Physical Characterization and Electrical Conductivity of Li1.2Ti1.8Al0.2(PO4)3 and Li1.2Ta0.9Al1.1(PO4)3 NASICON Material”. International Journal of Integrated Engineering, Vol. 10, no. 9, Jan. 2019, https://publisher.uthm.edu.my/ojs/index.php/ijie/article/view/2380.