Kesornpatumanunt, S., Sitthikul, S., Tongchai, P. and Panthong, K. (2019) “SPIRITUAL DEVELOPMENT OF HUMANITY FOR LEAPING INTO A NEW LIFE”, Academic Journal of Thailand National Sports University. Chonburi, Thailand, 11(2), pp. 306–320. available at: https://he02.tci-thaijo.org/index.php/TNSUJournal/article/view/244941 (accessed: 18 September 2026).