1. Catalytic conversion of biomass to biofuels;Alonso;Green Chemistry,2010
2. An overview of second generation biofuel technologies;Sims;Bioresource Technology,2009
3. Key world energy statistics 2009;IEA,2009
4. Sustainable production of second generation biofuels: potential and perspectives in major economies and developing countries;IEA,2010
5. From 1st- to 2nd-generation biofuel technologies;Sims,2008