Herlina, T., 		Supratman, U., 		Urbanas, A., 		Sutardjo, S., 		Abdullah, N., & 		Hayashi, H.
2011 Jul 31.  Triterpenoid Pentacyclic Antimalarial Activity from the Leaves of Erythrina variegata. Jurnal ILMU DASAR. [Online] 12:2