MAHMUDDIN, Mahmuddin; SIPAYUNG, Firmansyah Roberdo; HANAFI, Hanafi; DAMANIK, Noel Hadinata; GULTOM, Adi Adma; ARITONANG, Rosa. Analisis Biomekanika Gerakan Tangan pada Gaya Bebas Untuk Meningkatkan Efisiensi Renang. SAKOLA: Journal of Sains Cooperative Learning and Law, [S. l.], v. 2, n. 2, p. 1007–1013, 2025. DOI: 10.57235/sakola.v2i2.7162. Disponível em: https://rayyanjurnal.com/index.php/sakola/article/view/7162. Acesso em: 22 jun. 2026.