ALBASYOUNI, W.; ASHRAF, M. Investigating the Causes of Variation Orders in Egypt: Perspective of Medium and Small-Sized Companies. Revista Ingeniería de Construcción, [S. l.], v. 39, n. 1, p. 105–111, 2024. DOI: 10.7764/RIC.00102.21 . Disponível em: https://revistahistoria.uc.cl/index.php/ric/article/view/69857. Acesso em: 18 may. 2024.