Chumphol, N., & Akakul, T. (2024). Research and Development : Processes and Applications for Enhancing Teacher Competencies in Basic Education: Research and Development, Teacher Competencies, Teacher Development, Education, Educational Innovation. Ubon Ratchathani Journal of Research and Evaluation, 13(2), 129–139. retrieved from https://so06.tci-thaijo.org/index.php/ubonreseva/article/view/278545