RAHMADAN, A. W. Perkembangan Karakter Percaya Diri Siswa pada Paduan Suara di Ekstrakurikuler SMA Negeri 1 Punggur. Journal of Music Education and Performing Arts, [S. l.], v. 5, n. 1, p. 12–25, 2025. DOI: 10.23960/jmepa.v5i1.1343. Disponível em: https://jurnal.pbs.fkip.unila.ac.id/index.php/JMEPA/article/view/1343. Acesso em: 9 jul. 2026.