Ramadhan, Hafiz, Siti Purnama, & Putri Indah Sayakti. " Antioxidant Activity Assay from N-Hexane Fraction of Binjai Mangifera caesia Jack. Ex. Wall. Leaves Methanolic Extract Using DPPH Method." JURNAL ILMU KEFARMASIAN INDONESIA [Online], 20.1 (2022): 55-62. Web. 11 Aug. 2022