Initial Cost Comparison of Rigid and Flexible Pavements Case Study: Khartoum State. University of Khartoum Engineering Journal, [S. l.], v. 4, n. 2, 2022. DOI: 10.53332/kuej.v4i2.834. Disponível em: https://onlinejournals.uofk.edu/kuej/article/view/834. Acesso em: 8 يوليو. 2026.