Pimsan, P., and A. Chanpratak. “The Development of Physical Fitness Promotion Activities Using Traditional Thai Sports for Lower Secondary School Students”. Journal of Education Rajabhat Maha Sarakham University, vol. 23, no. 1, Apr. 2026, pp. 34-49, https://so06.tci-thaijo.org/index.php/edu-rmu/article/view/287470.