1. Birur DK, Hertel TW, Tyner WE. The biofuels boom: implications for world food markets. In: Food economy conference, The Hague, October; 2007.
2. BP. Statistical review of world energy 2009. BP; 2009.
3. Recent trends in global production and utilization of bio-ethanol fuel;Balat;Appl Energy,2009
4. Sims R, Taylor M, Saddler J, Mobee W. From 1st- to 2nd-generation biofuel technologies. IEA; 2008.
5. European Union (EU). Communication from the commission: an EU strategy for biofuels, {SEC(2006) 142}, {COM/2006/0034 final}; 2006.