Suwannasaeng, Sareen, and Chaipat lawsirirat. 2019. “BUILDING AN GENERAL MOTOR ABILITY ASSESSMENT TESTING EQUIPMENT FOR TAEKWONDO PLAYERS”. Academic Journal of Thailand National Sports University 11 (2). Chonburi, Thailand:105-17. https://he02.tci-thaijo.org/index.php/TNSUJournal/article/view/244690.