Mustafa El Bakri, Helmy, Siti Hana Nasir, and Nur Izzah Lukeman. “The Fit of Safety Helmet Among Female”. Progress in Engineering Application and Technology 1, no. 1 (December 14, 2020): 468–475. Accessed July 18, 2024. https://publisher.uthm.edu.my/periodicals/index.php/peat/article/view/184.