Improving Student Learning Outcomes in Martial Arts Materials through Learning Videos in Grade IX at Smpn 2 Banjarbaru. COMPETITOR: Jurnal Pendidikan Kepelatihan Olahraga, [S. l.], v. 17, n. 2, p. 741–748, 2025. DOI: 10.26858/cjpko.v17i2.72402. Disponível em: https://competitor.idjournal.eu/index.php/competitor/article/view/51. Acesso em: 18 jul. 2025.