1. COM 848 final. Renewable energies in the 21st century: building a more sustainable future;European Commission,2006
2. COM 2020. Communication from the Commission: EUROPE 2020. A strategy for smart, sustainable and inclusive growth;European Commission,2010
3. The European Bioeconomy in 2030-delivering sustainable growth by addressing the Grand Societal Challenges,2011
4. Global timber and wood products market update – a news brief from wood resources international;WRI,2012
5. Local and global consequences the EU renewable directive for biofuels;Eikhout,2008