hakim, korichi, abdelghani Boucheham, and mohamed M. Kezrane. “Study of Aluminium, Gallium and Gallium Boron As P-Type Dopants for New-Generation n+np+ Solar Cells:”. Solar Energy and Sustainable Development Journal 13, no. 2 (October 8, 2024): 286–296. Accessed October 18, 2024. https://jsesd-ojs.csers.ly/ojs/index.php/jsesd/article/view/195.