Rhaif , Raheem H. “Technical and Operational Assessment of Stand-Alone Photovoltaic (SAPV) Systems”. Technium: Romanian Journal of Applied Sciences and Technology 30 (February 28, 2026): 476–486. Accessed April 17, 2026. https://techniumscience.com.techniumscience.pluscommunication.eu/index.php/technium/article/view/13502.