Norachan, N., Norachan, C. . and Numnaphol, S. . (2025) “Lifelong Learning: Knowledge Management for Personnel Development in Educational Opportunity Expansion Schools: Lifelong Learning: Knowledge Management for Personnel Development in Educational Opportunity Expansion Schools”, RATANABUTH JOURNAL. Yasothon, Thailand, 7(1), pp. 509–518. available at: https://so07.tci-thaijo.org/index.php/rtnb/article/view/6402 (accessed: 25 June 2025).