Chimkul, T., J. Phutiariyawat, and T. Phetmalaikul. “A Creative Leadership Development Model for School Administrators in the Northeast Under Office of the Basic Education Commission”. Rajapark Journal, vol. 17, no. 54, Oct. 2023, pp. 280-97, https://so05.tci-thaijo.org/index.php/RJPJ/article/view/266670.