Ezenwora, Joel A., David O. Oyedum, and Paulinus E. Ugwuoke. “Comparative Study on Different Types of Photovoltaic Modules under Outdoor Operating Conditions in Minna, Nigeria”. International Journal of Physical Research 6, no. 1 (May 5, 2018): 35–48. Accessed May 7, 2024. https://www.sciencepubco.com/index.php/IJPR/article/view/9633.