Luong Huu Thanh, Mguyen Thu Ha, Vu Thuy Nga, Cao  Thanh Tam,  Nguyen Thi Yen and Dao Van Thong  2009 Study on uses microorganism prodution to rapid treatment livestock’s solid waste.  Proceedings MEKARN Workshop on  Livestock, Climate Change and the Environment (Editors: Reg Preston and Vo Lam ), An Giang University, Vietnam, 16-18 November 2009. http://www.mekarn.org/workshops/environ/Abstracts/thanh_HUA.htm