AHMAD, M.; ARIFFIN, A.; FATHI, M. STAMP-Based Analysis on the Safety Management System of Bus Operators. Journal of the Society of Automotive Engineers Malaysia, Kuala Lumpur, Malaysia, v. 3, n. 4, p. 76–84, 2021. DOI: 10.56381/jsaem.v3i4.142. Disponível em: https://jsaem.my/index.php/journal/article/view/142. Acesso em: 6 jan. 2025.