Sultana, J., M. A. Habib, S. N. . Sakib, and M. S. Mina. “A High Efficiency Si-Ge Based Novel Multijunction Solar Cell”. International Journal of Advances in Scientific Research and Engineering (IJASRE), ISSN:2454-8006, DOI: 10.31695/IJASRE, vol. 7, no. 3, Mar. 2021, pp. 28-34, doi:10.31695/IJASRE.2021.33986.