Nadri, M. H., Y. Salim, N. Basar, A. Yahya, and R. M. Zulkifli. “ANTIOXIDANT ACTIVITIES AND TYROSINASE INHIBITION EFFECTS OF PHALERIA MACROCARPA EXTRACTS”. African Journal of Traditional, Complementary and Alternative Medicines, vol. 11, no. 3, Mar. 2014, pp. 107-11, https://athmsi.org/journals/index.php/ajtcam/article/view/2279.