Indrawan, Andre. “Revisiting Old Curriculum As The Evaluation Basis of Current Classical Guitar Studies at Indonesian Undergraduate Studies in Music”. Virtuoso: Jurnal Pengkajian dan Penciptaan Musik 6, no. 1 (August 13, 2023): 92–113. Accessed May 20, 2024. https://journal.unesa.ac.id/index.php/Virtuoso/article/view/25601.