Basil Ahmed, M., and M. Najeeb Chakmakchi. “An in Vitro Study to Evaluate the Accuracy of Addition Silicone and Polyether Impression Materials After Different Pouring Time”. Al-Rafidain Dental Journal, vol. 16, no. 1, Dec. 2016, pp. 10-18, doi:10.33899/rden.2016.160862.