DR. A. SHAJI GEORGE. Digital Watermarking in Cloud Environments for Copyright Protection: A Comprehensive Review. Partners Universal Multidisciplinary Research Journal, [S. l.], p. 54–74, 2025. DOI: 10.5281/zenodo.17726895 . Disponível em: http://pumrj.com/index.php/research/article/view/79. Acesso em: 17 apr. 2026.