Pramiyawongsa, S. and Thacha, W. (2021) “Join Forces to Improve the 21st Century Teaching Skills: A Case of Samlium Municipal School”, Dhammathas Academic Journal, 21(3), pp. 199–212. available at: https://so06.tci-thaijo.org/index.php/dhammathas/article/view/249987 (accessed: 28 August 2026).