Yamdee, S. (2011) “hysical Fitness of Students in Northern Institute of Physical Education in Academic Year 2008”, Academic Journal of Thailand National Sports University. Chonburi, Thailand, 3(1), pp. 117–130. available at: https://he02.tci-thaijo.org/index.php/TNSUJournal/article/view/252204 (accessed: 20 September 2026).