SEELETSE, S.; LADZANI, W. Review Article: Project cost estimation techniques used by most emerging building contractors of South Africa. Acta Structilia, [S. l.], v. 19, n. 1, p. 106–125, 2013. Disponível em: https://www.ajol.info/index.php/actas/article/view/85420. Acesso em: 26 apr. 2024.