Suksawang, S. . “Model Development of Exercise With The Art of Strategic Muay Thai for Enhancing Physical Fitness of The Elderly in Ban Khao Phueng Health Center Pak Chong, Chom Bueng District, Ratchaburi”. Muban Chombueng Rajabhat University Research Journal (Humanities and Social Science), vol. 8, no. 2, Jan. 2021, pp. 122-38, https://so03.tci-thaijo.org/index.php/hssj/article/view/249299.