Nguyen, Quang Trung, et al. “Developing Physical Flexibility in Basketball over a 3-Month Training Program: A Study on Cohort-16 Female Students at University of Phan Thiet”. The University of Phan Thiet Journal of Science, vol. 3, no. 2, June 2025, pp. 62-73, https://tapchikhoahocupt.vn/index.php/uptjs/article/view/70.