PHETORANT, D.; KUSNAWAN, U. Innovation in Environmentally Friendly Materials: Making Paralon Soprano Alto Tenor Bass (SATB) Musical Instruments. Virtuoso: Jurnal Pengkajian dan Penciptaan Musik, [S. l.], v. 6, n. 2, p. 133–142, 2023. DOI: 10.26740/vt.v6n2.p133-142. Disponível em: https://journal.unesa.ac.id/index.php/Virtuoso/article/view/21957. Acesso em: 16 may. 2024.