Ramzi Sheriff, Sura, and سورة. “Digital Image Watermarking Using Singular Value Decomposition”. AL-Rafidain Journal of Computer Sciences and Mathematics 7, no. 3 (June 25, 2025): 187–200. Accessed August 5, 2025. https://rjps.uomosul.edu.iq/index.php/csmj/article/view/20026.