Luu Huu Manh, Nguyen Nhut Xuan Dung and Tran Phung Ngoi  2005: Introduction and evaluation of Moringa oleifera for biomass production and as feed for goats in the Mekong Delta.  Workshop-seminar "Making better  use of local feed resources" (Editors: Reg Preston and Brian Ogle) MEKARN-CTU, Cantho, 23-25 May, 2005. Article #20. Retrieved, from http://www.mekarn.org/proctu/manh.htm