رنا عامر يوسف. Assessment of Ring Road in Amarah City for Traffic Flow Improvement. Journal of Engineering and Sustainable Development, Baghdad, Iraq, v. 14, n. 4, p. Ar 1–20, 2010. Disponível em: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/1449.. Acesso em: 14 feb. 2025.