R, S. and N, P. (2014) “Energy Sufficiency Potential for Combination System of Solar Energy and Electricity System in North-East of Thailand”, Research on Modern science and Utilizing Technological Innovation Journal (RMUTI Journal), 3(2), pp. 15–21. Available at: https://ph01.tci-thaijo.org/index.php/rmutijo/article/view/15965 (Accessed: 7 May 2024).