Somnil, Poosanapas, Kositpipat Sihanu, Natthawut Ninsaeng, and Jutharat Chaimanee. “THE INFLUENCE OF MARKETING MIX ON SPORTS TOURISM PROMOTION OF THE TRAIL RUNNING EVENTS”. Journal of Sports Science and Health 21, no. 2 (August 31, 2020): 295–310. accessed September 19, 2026. https://he02.tci-thaijo.org/index.php/spsc_journal/article/view/245014.