1. Biofuels;Soetaert,2009
2. The end of cheap oil;Campbell;Sci. Am.,1998
3. Recent developments and prospects for the production of biofuels in the EU: can they really be a part of the solution;Jacquet,2007
4. Technology Development Prospects for the Indian Power Sector;Remme,2011
5. Fossil fuel and water quality;Allen,2011