YUNUS, Sufiani; SYARIF, St. Humaerah. Pengembangan Bahan Ajar berbasis Contextual Teaching and Learning Materi Getaran, Gelombang dan Bunyi. Journal of Education Research, [S. l.], v. 5, n. 4, p. 5507–5520, 2024. DOI: 10.37985/jer.v5i4.1756. Disponível em: https://jer.or.id/index.php/jer/article/view/1756. Acesso em: 5 aug. 2025.