FANANI, A.; ULINNUHA, N. WATERMARKING CITRA DIGITAL MENGGUNAKAN METODE DISCRETE COSINE TRANSFORM. Jurnal Matematika MANTIK, [S. l.], v. 1, n. 2, p. 1–7, 2016. DOI: 10.15642/mantik.2016.1.2.1-7. Disponível em: https://jurnalsaintek.uinsby.ac.id/index.php/mantik/article/view/56. Acesso em: 7 may. 2024.