Usman, A. R. Idris, Sofyan, and I. Syamsuddin. “Photovoltaic Modeling and Simulation Using Three-Diode Model Approach”. Jurnal Nasional Teknik Elektro Dan Teknologi Informasi, Vol. 9, no. 4, Dec. 2020, pp. 423-9, doi:10.22146/jnteti.v9i4.688.