Chomsahai, S., Saisaeng, P., Thaisanguanvorakul, S., Chomsahai, P., & Ownsungnern, A. (2024). FACTORS TO PARTICIPATE VOLUNTARILY IN THE FIFTH NATIONAL SENIOR SPORTS COMPETITION OF SENIOR ATHLETES IN CHIANG MAI PROVINCE. Academic Journal of Thailand National Sports University, 16(3), 271–280. retrieved from https://he02.tci-thaijo.org/index.php/TNSUJournal/article/view/264835