Ismail, Firas, Nizar F.O. Al-Muhsen, Fazreen A. Fuzi, S. Sambathan, and Muhammad N.H. Nawawi. “Design and Fabrication of Solar Panel With Sun Position Tracker”. Journal of Mechanical Engineering and Sciences 14, no. 2 (June 23, 2020): 6906 - 6916. Accessed January 25, 2021. https://journal.ump.edu.my/jmes/article/view/3083.