Pasaribu, Immanuel Katharo, and Dimas Phetorant. “Aplikasi Microsoft Excel Pada Musik Dodekafon Matriks”. Journal of Music Science, Technology, and Industry 4, no. 1 (April 19, 2021): 135–162. Accessed September 23, 2021. https://jurnal.isi-dps.ac.id/index.php/jomsti/article/view/1385.