2THE MARKET AND FOOD SECURITY Impli- cations of The Development of Biofule Produc- tion, Committee on Commodity Problems, Sixty- seventh Session,Rome,20 - 22 April 2009.
3Biofuels and the underlying causes of high food prices,Alessandro Flammini,October 2008.
4BIOENERGY AND FOODSECURITY,THE BE- FS ANALYTICAL FRAMEWORK, Food and Agriculture Organization of the United Nations,Rome 2010.
6BIOENERGY AND FOOD SECURITY, THE BEFS ANALYTICAL FRAMEWORK, Food and Agriculture Organization of the United Nations, Rome 2010.
7ROGNVALDUR HANNESSON. 2002. Energy Use and GDP growth, 1950-1997 , OPEC Review 26(3):215--233.
8ANDREA ROSSI AND YIANNA LAMBROU, Making Sustainable Biofuels Work For Mallholder Farmers And Rural Households, Food and Agri- culture Organization of the United Nations, Rome, 2009.