Kartika Sari, E. and Hidayati, S. . (2021) “IN VITRO ANTIOXIDANT ACTIVITY AND GC-MS ANALYSIS OF ETHANOLIC MANGKOKAN LEAVES EXTRACT (Polyscias balfouriana ( Sander ex Andre) L.H.Bailey) ”, JURNAL KATALISATOR, 6(1), pp. 117–125. doi: 10.22216/katalisator.v6i1.270.