DU, Enbo; IDRIS, Mariam Oluwatoyin. Breaking the sound barrier: Spectrum–based pedagogies in modern vocal music education. Jurnal Cakrawala Pendidikan, [S. l.], v. 44, n. 3, p. 523–538, 2025. DOI: 10.21831/cp.v44i3.84011. Disponível em: https://jurnal.uny.ac.id/index.php/cp/article/view/84011. Acesso em: 25 nov. 2025.