Viriya, Haritsalak, Phongthon Saengchut, and Nirun Kongritti. “Forecasting of plastic packaging waste in Thailand using economic index data application”. Science, Engineering and Health Studies 18 (December 2, 2024): 24020007. accessed April 5, 2025. https://li01.tci-thaijo.org/index.php/sehs/article/view/259077.