Hayiwangoh, N., and C. Wannathong. “Pillars and Systemic Bottlenecks: Quality Assessment of Graduate Education Based on Satisfaction Data and Diagnosis of Critical Structural Gaps”. Journal of Education & Learning Development Innovation, vol. 4, no. 1, Dec. 2025, pp. 82-95, https://so15.tci-thaijo.org/index.php/JELDI/article/view/2501.