Khazaal, Tiba, and Thekra Abbas. “Electrocardiogram Biometric System: Analytical Review”. Journal of Madenat Alelem University College 15, no. 2 (December 19, 2023): 45-58. Accessed December 22, 2024. http://116.203.176.164/index.php/JMAUC/article/view/500.