“Improving Student Learning Outcomes in Martial Arts Materials through Learning Videos in Grade IX at Smpn 2 Banjarbaru”. COMPETITOR: Jurnal Pendidikan Kepelatihan Olahraga 17, no. 2 (July 15, 2025): 741–748. Accessed July 18, 2025. https://competitor.idjournal.eu/index.php/competitor/article/view/51.