Sintiara, Sintiara, Roma Irawan, Syarastani Syarastani, and Zulbahri Zulbahri. “50-Meter Freestyle Performance: A Systematic Review of Upper Limb Strength, Lower Limb Explosive Power, and Swimming Technique Determinants (2020–2026)”. Lentera Negeri 7, no. 1 (July 7, 2026): 539–553. Accessed July 31, 2026. https://www.lentera.eloracenter.org/lentera/article/view/260.