Yousri, Toqa, Mustafa Abdul Salam, Mahmoud Ismail, and Ahmed R. Abas. “A Brief Comparative Study of YOLOv7, YOLOv8, and YOLOv9 for Threat Object Detection”. International Journal of Computers and Informatics (Zagazig University) 11 (June 30, 2026): 101–110. Accessed July 21, 2026. https://www.ijci.zu.edu.eg/index.php/ijci/article/view/186.