1. Evolution of new knowledge systems by bridging traditional wisdom and modern science, John Bridgewater Symposium, Cambridge, U.K., September 29, 2004.
2. National Research Council Report. Biobased Industrial Products, Priorities for Research and Commercialization. Washington, DC: National Research Council, National Academy Press, 2000.
3. Department of Energy. The Technology Roadmap for Plant/Crop-based Renewable Resources 2020. 1999: DOE/GO-10099-706.
4. and eds. Phytoremediation: Transformation and Control of Contaminants. Hoboken, NJ: Wiley Interscience, Inc., 2003.
5. and Plant Cell and Tissue Culture in Liquid Systems. New York: Wiley Interscience, Inc., 1993.