Pujeeb N, Pichayapaiboon P, Keesookpun E. The Model of Teaching Competency Development for Visual Art Teachers of Secondary Schools . JESCU [internet]. 2020 Sep. 30 [cited 2025 Apr. 14];48(3):106-24. available from: https://so02.tci-thaijo.org/index.php/EDUCU/article/view/244992