M Sadoon, Mohammed, Alyaa Omari, and Nada Z Mohammed. “The Effect of Acrylic Resin Recycling on The Hardness of Artificial Acrylic Resin Denture Teeth”. Al-Rafidain Dental Journal 9, no. 2 (September 1, 2009): 220–224. Accessed January 11, 2026. https://rden.uomosul.edu.iq/index.php/rden/article/view/35109.