TOBECHI, Ejekwu B.; CHIOMA, Ekweani P.; EZINNE, Oha J. Evaluation of the Effects and Risks of Cost Estimation on Project Costs and Claims: A Study in Imo State, Nigeria. International Journal of Environment, Engineering and Education, [S. l.], v. 4, n. 2, p. 36–47, 2022. DOI: 10.55151/ijeedu.v4i2.75. Disponível em: http://www.ijeedu.com/index.php/ijeedu/article/view/75. Acesso em: 16 jul. 2026.