Nguyen Thi Hoa Ly and Le Duc Ngoan  2005: Evaluation of the economical efficiency of using cassava leaves (variety KM 94) in diets for pigs in Central Vietnam.   Workshop-seminar "Making better  use of local feed resources" (Editors: Reg Preston and Brian Ogle) MEKARN-CTU, Cantho, 23-25 May, 2005. Article #34. Retrieved, from http://www.mekarn.org/proctu/hoal34.htm