HAMZAH, A.; HELMY SYAMZA, M.; AHMAD, M.; ARIFFIN, A.; SOLAH, M.; PAIMAN, N. Assessing Motorcycle Safety Helmet Standards Compliance. Journal of the Society of Automotive Engineers Malaysia, Kuala Lumpur, Malaysia, v. 3, n. 4, p. 48–56, 2021. DOI: 10.56381/jsaem.v3i4.139. Disponível em: http://jsaem.my/index.php/journal/article/view/139. Acesso em: 6 apr. 2025.