FENTAHUN KASSA, Y. Determinants of Infrastructure Project Delays and Cost Escalations: the Cases of Federal Road and Railway Construction Projects in Ethiopia. American Scientific Research Journal for Engineering, Technology, and Sciences, [S. l.], v. 63, n. 1, p. 102–136, 2020. Disponível em: https://www.asrjetsjournal.org/index.php/American_Scientific_Journal/article/view/5448. Acesso em: 29 apr. 2024.