Gunawan, Catherine Kurniadi, Agustinus Chandra, Michael Khotama, Jeffry Osmond, and Johanes Fernandes Andry. “Audit Fingerprint Pada PT X Dengan Framework COBIT 4.1”. Jurnal Informatika dan Sistem Informasi 4, no. 1 (October 23, 2018): 34–43. Accessed February 19, 2026. https://ojs.somebut.my.id/index.php/JUISI/article/view/693.