PHAM TRUNG TIEN, et al. “Evaluating the Effectiveness of a General Physical Fitness Exercise System for Male Soccer Players at Nong Lam University, Ho Chi Minh City”. Current Clinical and Medical Education, vol. 4, no. 7, July 2026, pp. 17-22, https://www.visionpublisher.info/index.php/ccme/article/view/335.