Khatun, F., M. A. Gafur, M. S. Ali, M. S. Islam, and M. A. R. Sarker. “Impact of Lithium Composition on Structural, Electronic and Optical Properties of Lithium Cobaltite Prepared by Solid-State Reaction”. Journal of Scientific Research, vol. 6, no. 2, Apr. 2014, pp. 217-31, doi:10.3329/jsr.v6i2.17900.