Dhiyaa, A.; Hadi, A.; Ahmed, A.; Hassan, M.; Salim, N.; Hadher, G. Assessing the Impact of Excluded Risks on Cost and Time of Construction Projects in Samarra Using the Relative Importance Index (RII). Samarra J. Eng. Sci. Res. 2026, 3 (4), 1-19. https://doi.org/10.65115/x2q6mt60.