laha, warayot, Ashira HIRUNTRAKUL, and Anucha NINPRAPAN. “THE VALIDITY AND RELIABILYY OF THE ISOMETRIC LEG STRENGTH DYNAMOMETER IN SITTING POSITION FOR FIELD TEST”. Journal of Sports Science and Technology 16, no. 2 (December 23, 2016): 23–32. accessed March 7, 2026. https://he01.tci-thaijo.org/index.php/JSST/article/view/68546.