Naula-Ong, A. ., Tengku Sulaiman, R. S. ., & Choeychom, K. . (2021). A STUDY OF THAI LEAGUE 3 FOOTBALL TRAINING PROBLEM FOR THE SOUTH ZONE IN SEASON 2020. Academic Journal of Thailand National Sports University, 14(1), 277–290. Retrieved from https://he02.tci-thaijo.org/index.php/TNSUJournal/article/view/249262