1. Antle, J. M., Capalbo, S. M., Elliott, E. T., Hunt, H. W., Mooney S., & Paustian, K. H. (2001). Research needs for understanding and predicting the behavior of managed ecosystems: Lessons from the study of agroecosystems. Ecosystems,
4, 723–735.
2. Benedick, R. E. (1991). Ozone diplomacy. Harvard: University Press.
3. Bockstael, N. E., Freeman, A. M., Kopp, R. J., Portney, P. R., & Smith, V. K. (2000). On measuring economic values for nature. Environmental Science & Technology,
34, 1384.
4. Carpenter, S. R., DeFries, R., Dietz, T., Mooney, H. A., Polasky, S., Reid, W. V., et al. (2006). Millennium ecosystem assessment: Research needs. Science, 314, 257–258.
5. Collins, S. L., Swinton, S. M., Anderson, C. W., Benson, B. J., Brunt, J., Gragson, T., et al. (2007). Integrated science for society and the environment: A strategic research initiative. Publication #23 of the U.S. LTER Network, LTER Network Office. Albuquerque: University of New Mexico.