ABDUL HAMID, R.; KEHINDE, F. J. CHOOSING AN APPROPRIATE CONTINGENCY SUM ESTIMATING METHODS FOR HIGHWAY CONSTRUCTION PROJECTS IN NIGERIA: A LITERATURE REVIEW. PLANNING MALAYSIA, [S. l.], v. 15, n. 1, 2017. DOI: 10.21837/pm.v15i1.217. Disponível em: https://www.planningmalaysia.org/index.php/pmj/article/view/217. Acesso em: 18 may. 2024.