Suratno, S. et al. 2019. In-Vitro Study of Antioxidant Activities from Ethanol Extracts of Akar Kuning (Arcangelisia flava). Jurnal Surya Medika (JSM). 4, 2 (Feb. 2019), 66–71. DOI:https://doi.org/10.33084/jsm.v4i2.594.