“ANTI-ANTIOXIDANT ACTIVITY LEAVES ANANASA COMOSUS IS MEDIUM USING THE DPPH METHOD”. JURNAL KATALISATOR 9, no. 2 (October 29, 2024): 252–261. Accessed July 13, 2026. https://publikasi.lldikti10.id/index.php/katalisator/article/view/3110.