romsri , C. . and Romsri, J. . (2021) “Problems in Learning Management and Administration according to the Sufficiency Economy Philosophy of Educational Institutions under Roi-Et Primary Educational Service Area Office 1”, Journal of Research and Development Institute Rajabhat Maha Sarakham University, 8(2), pp. 155–168. Available at: https://so03.tci-thaijo.org/index.php/rdirmu/article/view/251215 (Accessed: 29 April 2024).