Pusing, Narumol, and Ketkanok Wannawan. “Curriculum Development to Enhance Teachers’ Competencies in the 21st Century according to Performance Evaluation Guidelines for Teachers in Chaiyaphum Province”. RMUTK Journal of Liberal Arts 8, no. 2 (August 31, 2026): 147–164. accessed September 12, 2026. https://so02.tci-thaijo.org/index.php/larts-journal/article/view/286224.