1. Eriksson K-EL (1990) Wood Sci Technol 24: 79
2. Goldstein IS (1981) Organic chemicals from biomass. CRC Press, Boca Raton
3. Sjöstrom E (1993) Wood chemistry, fundamentals and applications, 2nd edn. Academic, San Diego, CA
4. Panshin AJ, DeZeeuw C (1980) Textbook of wood technology, 4th edn. McGraw-Hill, New York
5. Fergus CL (1969) Mycologia 61: 120