Geographical Analysis of Railway Efficiency in Iraq: For the period 2009-2018. Al-Adab Journal, [S. l.], v. 2, n. 132, p. 253–282, 2020. DOI: 10.31973/aj.v2i132.666. Disponível em: https://aladabj.uobaghdad.edu.iq/index.php/aladabjournal/article/view/666.. Acesso em: 4 jul. 2024.