Mruma IS, Ayeng’o SP. Designing a Model of Solar Photovoltaic Water Pumping System for Off-Grid Localities in Tanzania. TJET [Internet]. 2023 Sep. 30 [cited 2025 Nov. 17];42(3):154-70. Available from: https://tjet.udsm.ac.tz/index.php/tjet/article/view/963