World resources, 1990–1991

Environmental Monitoring and Assessment,2003, 引用: 21

,2008, 引用: 15

,1993, 引用: 109

,1991, 引用: 1

Decentralization and Coordination of Water Resource Management,1997, 引用: 1

Plant Responses to the Gaseous Environment,1994, 引用: 0

Land Use Policy,1992, 引用: 1

,1996, 引用: 6

Global Environmental Change-human and Policy Dimensions,1992, 引用: 1

,2003, 引用: 51