AGUSTINA, R. .; ASMARA, R. A. . PENYISIPAN WATERMARK MENGGUNAKAN METODE DISCRETE COSINE TRANSFORM PADA CITRA DIGITAL. Jurnal Informatika Polinema, [S. l.], v. 2, n. 1, p. 29, 2015. DOI: 10.33795/jip.v2i1.51. Disponível em: http://jurnal.polinema.ac.id/index.php/jip/article/view/2930. Acesso em: 2 jul. 2024.