1. FAO Forestry at 60;Douglas Kneeland;Unasylva,2006
2. Forest Politics
3. International Forest Agreements: Current Status;Susan Fletcher;Congressional Research Service,1995
4. An Alternative Explanation for the Failure of the UNCED Forest Negotiations;Deborah S Davenport;Global Environmental Politics,2005
5. No forest convention but ten tree treaties;M G S Barbara;Unasylva,2001