Phitake, W. and Sriwichien, T. (2019) “Approade for Teacher Development in Teaching and Learning of Local Self-Sufficient Schools for Schools Under the Municipality of Udon Thani”, Journal of Innovation and Learning Sciences, 13(2), pp. 125–135. available at: https://so02.tci-thaijo.org/index.php/EDGKKUJ/article/view/216856 (accessed: 13 September 2026).