• Asner, G. P., and D. B. Lobell, A biogeophysical approach for automated SWIR unmixing of soils and vegetation, Rem. Sens. Environ., 74, 99112, 2000.
  • Asner, G. P., C. A. Wessman, and D. S. Schimel, Heterogeneity of savanna canopy structure and function from imaging spectrometry and inverse modeling, Ecol. Applic., 8, 10221036, 1998.
  • , Food and Agriculture Organisation, The State of Food and Agriculture, FAO Agricultural Series, 30, FAO, 1997.
  • Green, R. O., et al., Imaging spectroscopy and the Airborne Visible Infrared Imaging Spectrometer (AVIRIS), Remote Sens. Environ., 65, 227248, 1998.
  • Ojeda, R. A., C. M. Campos, J. M. Gonnet, C. E. Borghi, and V. G. Roig, The MaB Reserve of Nacunan, Argentina: Its role in understanding the Monte Desert biome, J. Arid Environ., 55, 299313, 1998.
  • Pickup, G ., and V. H. Chewings, A grazing gradient approach to land degradation assessment in arid areas from remotely-sensed data, Int. J. Remote Sens., 15, 597617, 1994.
  • Schlesinger, W. H., J. A. Raikes, and A. F. Cross, On the spatial pattern of soil nutrients in desert ecosystems, Ecology, 77, 364374, 1996.
  • Schlesinger, W. H., J. F. Reynolds, G. L. Cunningham, L. F. Huenneke, W. M. Jarrell, R. A. Virginia, and W. G. Whitford, Biological feedbacks in global desertification, Science, 247, 10431048, 1990.
  • Showstack, R., Desertification treaty includes key role for scientists, Eos, Trans. AGU, 82, 298, 2001.
  • , UNEP, Status of Desertification and Implementation of the United Nations Plan of Action to Combat Desertification, United Nations Environment Programme, Nairobi, Kenya, 1992.