Dalimunthe, A., P. A. Zaitun Hasibuan, J. Silalahi, and D. Satria. “ANTIOXIDANT ACTIVITY OF ALKALOID FRACTIONS OF LITSEA CUBEBA LOUR. FRUITS”. Asian Journal of Pharmaceutical and Clinical Research, vol. 11, no. 13, Apr. 2018, pp. 31-32, doi:10.22159/ajpcr.2018.v11s1.26558.