Evaluation and Improvement of Roundabouts in CBD Area at Al-Hilla City. Journal of University of Babylon for Engineering Sciences, [S. l.], v. 26, n. 7, p. 72–86, 2018. DOI: 10.29196/jubes.v26i7.1488. Disponível em: https://mail.journalofbabylon.com/index.php/JUBES/article/view/1488. Acesso em: 25 jun. 2025.