Nugraheni, Bekti, Ebta Narasukma Anggraeny, Intan Martha Cahyani, Christiana Retnaningsih, and V. Kristina. 2018. “Antioxidant Activity Test and Determination of Ec50 Extract and Fraction of Dandang Gendis Leaves (Clinacanthus Nutans) By DPPH Method (1,1-Diphenyl-2-Picrylhydrazyl) in Vitro”. REPOSITORY STIFAR, April. https://repository.stifar.ac.id/Repository/article/view/34.