M. Hossein Mehraban Jahromi, Hossein Dehghani Tafti, S. Mehdi Hosseini, Ahvand Jalali and Mehran Keivanimehr 2020. Maximum Power Point Tracking of a Network-Connected Photovoltaic System Based on Gravity Search Algorithm and Fuzzy Logic Controller. Journal of Solar Energy Research Updates. 7, (Jan. 2020), 52–63. DOI:https://doi.org/10.31875/2410-2199.2020.07.6.