FAO. 1998. FRA 2000 Terms and Definitions. FRA Working Paper 1, FAO Forestry Department. (Available at http://www.fao.org/forestry/fo/fra/index.jsp under Publications)
IPCC. 2000. Summary for policymakers: Land use, Land use change and Forestry. Special report of the Intergovernmental Panel on Climate Change. Approved at IPCC Pleanry XVI, Montreal 1-8 May 2000.