YUSUF, N.; SUDRAJAT, D. S. THE IMPACT OF ROAD GRADIENT AND TRUCK COMPOSITION ON THE TOLL ROAD TRAFFIC PERFORMANCE. PLANNING MALAYSIA, [S. l.], v. 16, n. 5, 2018. Disponível em: https://journals.iium.edu.my/pmr/index.php/pmj/article/view/413. Acesso em: 14 may. 2026.