Boonthienthong, M., P. Ngamprasert, and N. Rugthaicharoencheep. “The Mathematical Simulation Compared to Operations a Small Distributed Photovoltaic Power Plant in a Distribution System”. RMUTP Research Journal Sciences and Technology, vol. 15, no. 2, Dec. 2021, pp. 194-06, doi:10.14456/jrmutp.2021.32.