Sangsavang, J., Srikham, O. and Kawirat, S. (2025) “Approaches of Development of Research Competency among Teachers under the Surin Primary Educational Service Area Office 3”, Dhammathas Academic Journal, 25(3), pp. 31–46. available at: https://so06.tci-thaijo.org/index.php/dhammathas/article/view/281891 (accessed: 6 December 2025).