S. . Azlan, Nur Fitrah Najiha Muhamad Dzahir, H. Mustafa El Bakri, and S. Mahmood, “Safety Helmet Fit Assessment Using 3D Scanning and Helmet Fit Index (HFI)”, IJIE, vol. 16, no. 6, pp. 172–181, Nov. 2024, Accessed: Apr. 07, 2026. [Online]. Available: https://publisher.uthm.edu.my/ojs/index.php/ijie/article/view/18902