Efforts To Improve Backhand Service And Long Forehand Service Results In Badminton Through Playing Methods In Students of SMP Negeri 3 Palembang. COMPETITOR: Jurnal Pendidikan Kepelatihan Olahraga, [S. l.], v. 17, n. 2, p. 1317–1323, 2025. DOI: 10.26858/cjpko.v17i2.115. Disponível em: https://competitor.idjournal.eu/index.php/competitor/article/view/115. Acesso em: 18 jul. 2025.