ALFRAIDI, Y.; ALZAHRANI, S. M.; ABDELHAFEZ, M. H. H.; BOUSSABAINE, H. Impact of Endogenous Risk Factors on Risk Cost in PPP Projects in Saudi Arabia. Engineering, Technology & Applied Science Research, Greece, v. 10, n. 4, p. 6087–6091, 2020. DOI: 10.48084/etasr.3462. Disponível em: https://etasr.com/index.php/ETASR/article/view/3462. Acesso em: 21 jan. 2022.