CHINAKHWAE, W.; WISEDSANG, P.; ASAWAPOOM , S.; SRIKRACHANG, S. Strategies for Improvement of Educational Quality in Educational Institutions under Secondary Educational Service Area Office in the Lower Northeastern Region . Journal of Roi Kaensarn Academi, [S. l.], v. 8, n. 1, p. 301–312, 2023. Disponível em: https://so02.tci-thaijo.org/index.php/JRKSA/article/view/259694. Acesso em: 4 ต.ค. 2026.