Kongyoungyune, Pinavet, Wee Rawang, Panya Mankeb, and Jidapa Koomklang. “A model of young leader development on environmental education in Thailand”. Kasetsart Journal of Social Sciences 44, no. 2 (June 20, 2023): 465–472. accessed March 14, 2025. https://so04.tci-thaijo.org/index.php/kjss/article/view/266274.