Janyarayachon, Sethapong. “Developing an Assessment Framework for the Major Skill Course to Enhance Student Competency in the Context of Princess Galyani Vadhana Institute of Music”. The Princess Galyani Vadhana Institute of Music International Symposium 1, no. 1 (March 26, 2026): 177–191. Accessed April 29, 2026. https://conference.in.th/index.php/PGVIS/article/view/2271.