Bahtiar, Hafid, and Dila Tawakhalni. “Choir Learning Through Online Demonstration Method For Students Of SMK Negeri 2 Kasihan Bantul Yogyakarta”. Jurnal Seni Musik 11, no. 1 (June 30, 2022): 112-116. Accessed November 22, 2024. https://journal.unnes.ac.id/sju/jsm/article/view/57930.