Dewaantari, Virdah Dwi, Setyabudi Setyabudi, and Kun Ismiyatin. “Antioxidant Potential of Epigallocatechin-3-Gallate, Ascorbic Acid, and Sodium Ascorbate in Solution and Gel Forms by 2,2-Diphenyl-1-Picrylhydrazyl (DPPH) Assay”. Conservative Dentistry Journal 11, no. 1 (June 30, 2021): 19–23. Accessed August 4, 2024. https://e-journal.unair.ac.id/CDJ/article/view/28176.