CH., M. A.; SIDDIQI, Z. A.; ZAFAR KHAN, A. M. Causes of Delay in Lahore Orange Line Metro Train Project. Pakistan Journal of Engineering and Technology, [S. l.], v. 2, n. 2, p. 41–48, 2019. DOI: 10.51846/vol2iss2pp41-48. Disponível em: https://journals.uol.edu.pk/pakjet/article/view/86. Acesso em: 6 jul. 2025.