Muangsong S, Jaroenjitt R, Waythongkhum Y. Development of Strategic Management Model for School Excellence in Schools Under the Office of The Secondary Education Service Area of Upper Northern Region. J.Humanities Social Sciences [internet]. 2025 Dec. 9 [cited 2026 Sep. 28];8(6):2861-8. available from: https://so04.tci-thaijo.org/index.php/jmhs1_s/article/view/280808