Suarantika, Farendina, Vinda Maharani Patricia, and Hanifa Rahma. “Optimization of Green Betel Leaf (Piper Betle L.) Extraction Process Through Empirical-Based Antioxidant Activity”. Jurnal Ilmiah Medicamento 9, no. 1 (March 30, 2023): 16–21. Accessed May 3, 2024. https://e-journal.unmas.ac.id/index.php/Medicamento/article/view/5253.