1. U.S. Department of Agriculture, USDA Announces Investments in Bioenergy Research and Development to Spur New Markets, Innovation, and Unlimited Opportunity in Rural America, 2013.
2. (2014): REmap 2030: A Renewable Energy Roadmap;IRENA,2014
3. Materials, Chemicals, and Energy from Forest Biomass;Argyropoulos,2007
4. Bulk chemicals from biomass