Werdyani, S., Jumaryatno, P. and Khasanah, N. 2017. ANTIOXIDANT ACTIVITY OF ETHANOLIC EXTRACT AND FRACTION OF SALAK FRUIT SEEDS ( Salacca zalacca (Gaertn.) Voss. ) USING DPPH (2,2-diphenyl-1-picrylhydrazyl) METHOD. EKSAKTA: Journal of Sciences and Data Analysis. 17, 2 (Sep. 2017), 137–146. DOI:https://doi.org/10.20885/eksakta.vol17.iss2.art5.