Ilma Atqiyak, Nila, and Dwi Budi Santoso. “Audit System Information of Gramedia Digital Aplication Method Framework COBIT 5”. Pixel :Jurnal Ilmiah Komputer Grafis 15, no. 1 (July 5, 2022): 152-159. Accessed December 2, 2022. https://journal.stekom.ac.id/index.php/pixel/article/view/750.