Sarikaya, Işil, and Ahmet Umut Güler. “ Effects of Different Polishing Techniques on the Surface Roughness of Dental Porcelains ”. Journal of Applied Oral Science 18, no. 1 (February 1, 2010): 10–16. Accessed June 24, 2025. https://revistas.usp.br/jaos/article/view/3754.