SKITMORE, M. ANALYTICAL AND APPROXIMATE VARIANCE OF TOTAL PROJECT COST. Revista Ingeniería de Construcción, [S. l.], v. 16, n. 1, p. 19–26, 2024. Disponível em: https://ojs.uc.cl/index.php/ric/article/view/17167. Acesso em: 19 jul. 2024.