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. DOI: 10.21837/pm.v16i5.413. Disponível em: https://www.planningmalaysia.org/index.php/pmj/article/view/413. Acesso em: 17 may. 2024.