Rohmah, J. (2022). ANTIOXIDANT ACTIVITIES USING DPPH, FIC, FRAP, AND ABTS METHODS FROM ETHANOLIC EXTRACT OF LEMPUYANG GAJAH RHIZOME (Zingiber zerumbet (L.) Roscoeex Sm.). Jurnal Kimia Riset, 7(2), 152–166. https://doi.org/10.20473/jkr.v7i2.34493