Nakkubua, Ladapa, Jantarat Phutiariyawat, and Taweesil Koolnaphadol. “The Development of Innovative Leadership Indicators of School Administrators in Education Sandboxes”. Journal of Research and Curriculum Development 12, no. 1 (June 30, 2022): 1–12. accessed September 11, 2026. https://so03.tci-thaijo.org/index.php/jrcd/article/view/255564.