Herlina, Tati, 		Nasrudin, Nasrudin, 		Supratman, Unang, 		Subarnas, Anas, 		Sutardjo, Supriyatna, AND 		Hayashi, Hideo.
" An Isoflovonoid, Warangalone from the Stem Bark of Dadap Ayam (Erythrina variegata)" <em>Jurnal ILMU DASAR</em> [Online], Volume 9 Number 1 (1 January 2008)