RAHARDI, Majid; AMINUDDIN, Afrig; ABDULLOH, Ferian Fauzi; SHOLIHAH, Nafiatun; ERNAWAN, Ferda. Optimizing Imperceptibility and Robustness Using Selective DCT Coefficients for Image Copyright Protection. Engineering, Technology & Applied Science Research, Greece, v. 15, n. 4, p. 24825–24831, 2025. DOI: 10.48084/etasr.10241. Disponível em: https://mail.etasr.com/index.php/ETASR/article/view/10241. Acesso em: 30 may. 2026.