Nawaz, Muhammad Ahmed ,  Abdur Raheem, Rabia shakoor, &  Zaira  Anwar. " Feasibility and Optimization of Standalone PV/Biogas Hybrid Distributed Renewable System for Rural Electrification: A Case Study of a Cholistan Community." Mehran University Research Journal of Engineering and Technology [Online], 38.2 (2019): 453-462. Web. 26 Apr. 2024