1. AAAS. 2000. Atlas of Population and Environment. Part 2. Freshwater. University of California Press, 2p. Available from: .
2. Baron, J.S., LeRoy Poff, N., Angermeier, P.L., Dahm, C.N., Gleick, P.H., Hairston, N.G. Jr., Jackson, R.B., Johnston, C.A., Richter, B.D., Steinman, A.D., 2003. Sustaining Healthy Freshwater Ecosystems. Issues in Ecology, No. 10, 18p. Winter, Ecological Society of America.
3. Integrating ecology and economics;Barrett;BioScience,2000
4. Human impact on erodable phosphorus and eutrophication: A global perspective;Bennett;BioScience,2001
5. Challenges and opportunities for science in reducing nutrient over-enrichment of coastal ecosystems;Boesch;Estuaries,2002