Treenuson, Weerachon, and Porntep Khokhajaikiat. “Reduction of Water Treatment During The Peak Period of Electricity Charges: A Case Study”. Engineering and Applied Science Research 34, no. 3 (June 6, 2012): 275–294. accessed April 24, 2025. https://ph01.tci-thaijo.org/index.php/easr/article/view/1821.