YODBANGTOEY, B., DATTUTAWAT, A., VONGJATURAPAT, N., JULVANICHPONG, W. and SITILERTPISAN, P. (2014) “DEVELOPMENT OF SPORT MOTIVATION SCALE: SMS-II THAI VERSION”, Journal of Sports Science and Technology, 14(2), pp. 163–175. available at: https://he01.tci-thaijo.org/index.php/JSST/article/view/44148 (accessed: 22 April 2026).