1. Toward a common classification approach for biorefinery systems;Cherubini;Biofuel Bioprod Bioref,2009
2. Raschka A Carus M Industrial material use of biomass Basic data for Germany, Europe and the world 2012 http://www.nova-institut.de/bio/
3. U.S. Department of Agriculture, U.S. Biobased Products, Market Potential and Projections Through 2025 US Department of Agriculture 2008 http://www.usda.gov/oce/reports/energy/BiobasedReport2008.pdf
4. Patel M Crank M Dornburg V Hermann B Roes L Hüsing B Medium and long-term opportunities and risks of the biotechnological production of bulk chemicals from renewable resources - The BREW Project 2006 http://www.projects.science.uu.nl/brew/programme.html