A. Hossam EL-Din, S. Mekhamer, and H. M.El-Helw, “COMPARISON OF MPPT ALGORITHMS FOR PHOTOVOLTAIC SYSTEMS UNDER UNIFORM IRRIADIANCE BETWEEN PSO AND P&O ”, Int. J. Eng. Tech. Mgmt. Res., vol. 4, no. 10, pp. 68–77, Oct. 2017.