Purnamasari, Mayshah. “Antioxidant Activity of Hydnophytum Formicarum Extract by TEAC Method (Trolox Equivalent Antioxidant Capacity Assay)”. Hydrogen: Jurnal Kependidikan Kimia 12, no. 5 (October 31, 2024): 940–947. Accessed August 16, 2025. https://e-journal3.undikma.ac.id/index.php/hydrogen/article/view/12624.