M. A. . Meem, M. R. . Ahsan, M. Muhibbullah, M. S. . Hakim, and A. . Karthick, “Efficiency of Heterojunction Solar Cells Based on Optical Band Gap”, IJP, vol. 22, no. 3, pp. 139–149, Sep. 2024, doi: 10.30723/ijp.v22i3.1270.