[1]
“Validity of the Sit and Reach Test for Hamstring and Low Back Flexibility: A Systematic Review”, Compet. J. Pendidik. Kepelatihan Olahraga, vol. 18, no. 1, pp. 0013–0025, Feb. 2026, Accessed: Mar. 19, 2026. [Online]. Available: https://competitor.idjournal.eu/index.php/competitor/article/view/468