The Effect of Pepsi Cola Beverage on Surface Roughness of Two Composite Resins (In Vitro study). Mustansiria Dental Journal, [S. l.], v. 7, n. 1, p. 9–14, 2018. DOI: 10.32828/mdj.v7i1.360. Disponível em: https://mdj.uomustansiriyah.edu.iq/index.php/mdj/article/view/360. Acesso em: 17 jun. 2026.