PANPOENG, P.; EKPETCH, C.; CHATAKAN, W. DEVELOPMENT OF AN INTERNAL SUPERVISION MODEL BASED ON THE LEARNING ECOSYSTEM APPROACH TO IMPROVE STUDENT QUALITY IN EDUCATIONAL INSTITUTIONS UNDER THE OFFICE OF NAKHON SI THAMMARAT PRIMARY EDUCATIONAL SERVICE AREA 2. Journal of MCU Nakhondhat, Nakhon Si Thammarat, Thailand, v. 13, n. 2, p. 221–231, 2026. Disponível em: https://so03.tci-thaijo.org/index.php/JMND/article/view/297207. Acesso em: 17 sep. 2026.