1. Linking Social and Ecological Systems: Management Practices and Social Mechanisms for Building Resilience,1998
2. The economics of the coming spaceship earth;Boulding,1966
3. Environment and Economy: Property Rights and Public Policy;Bromley,1991
4. How Many People Can the Earth Support?;Cohen,1995
5. Valuing ecosystem services with efficiency, fairness and sustainability as goals;Costanza,1997