MUÑOZ-RAMÍREZ, D. O.; PONOMARYOV, V.; REYES-REYES, R.; CRUZ-RAMOS, C.; SADOVNYCHIY, S. N. Embedding a Color Watermark into DC coefficients of DCT from Digital Images. IEEE Latin America Transactions, [S. l.], v. 17, n. 8, p. 1326–1334, 2019. Disponível em: https://latamt.ieeer9.org/index.php/transactions/article/view/1263. Acesso em: 28 apr. 2024.