A. H. Adil and A. A. . Abdul-Salam, “Iris Outer Boundary Localization Based on Leading Edge Technique”, Iraqi Journal of Science, vol. 58, no. 2B, pp. 920–928, Jan. 2022, Accessed: Dec. 21, 2025. [Online]. Available: https://www.ijs.uobaghdad.edu.iq/index.php/eijs/article/view/6066