Fidrianny, I., Alvina, A. and Sukrasno 2014. ANTIOXIDANT CAPACITIES FROM DIFFERENT POLARITIES EXTRACTSOF THREE KINDS GINGERUSINGDPPH, FRAPASSAYS ANDCORRELATION WITH PHENOLIC, FLAVONOID, CAROTENOID CONTENT. International Journal of Pharmacy and Pharmaceutical Sciences. 6, 7 (Jul. 2014), 521–525.