1. Haygreen JG, Bowyer JL. Forest products and wood science: An introduction. Forestry. 1998;71(1):79-80
2. Gandini A. Polymers from renewable resources: A challenge for the future of macromolecular materials. Macromolecules. 2008;41(24):9491-9504
3. Taylor G. Biofuels and the biorefinery concept. Energy Policy. 2008;36(12):4406-4409
4. Pickett J, Anderson D, Bowles D, Bridgwater T, Jarvis P, Mortimer N, Poliakoff M, Woods J. Sustainable Biofuels: Prospects and Challenges. London, UK: The Royal Society; 2008
5. Sarkanen KV, Ludwig CH. Liguins. Occurrence, Formation, Structure, and Reactions. New York: Wiley-Interscience; 1971