Adnan Abdalkader, Fardos, Shahbaa I. Khaleel, and Nada N. Saleem. “Hybrid Intelligent Watermark System”. AL-Rafidain Journal of Computer Sciences and Mathematics 7, no. 2 (June 3, 2010): 125–138. Accessed December 18, 2025. https://csmj.uomosul.edu.iq/index.php/csmj/article/view/36355.