Septyarini, Brelian Elok, Irfan Dwiandhono, and Dian N. Agus Imam. “The Different Effects of Preheating and Heat Treatment on the Surface Microhardness of Nanohybrid Resin Composite”. Dental Journal 53, no. 1 (March 31, 2020): 6–9. Accessed June 21, 2024. https://e-journal.unair.ac.id/MKG/article/view/16492.