Electrocardiogram biometric system: Analytical Review. مجلة كلية مدينة العلم الجامعة, [S. l.], v. 15, n. 2, p. 45–58, 2023. Disponível em: https://journal.mauc.edu.iq/index.php/JMAUC/article/view/500. Acesso em: 25 فبراير. 2026.