1. Interaction of isotropic light with a compact leaf;Allen;Journal of the Optical Society of America,1969
2. Berk, A., Anderson, G. P., Acharya, P. K., Chetwynd, J. H., Bernstein, L. S., Shettle, E. P., Matthew, M. W., & Adler-Golden, S. M. (1999). MODTRAN 4 User's Manual. MD, USA: Air Force Research Laboratory, Hanscom.
3. Primary and secondary effects of water content on the spectral reflectance of leaves;Carter;American Journal of Botany,1991
4. Mapping crop water status: Issues of scale in the detection of crop water stress using hyperspectral indices;Champagne,2001
5. Validation of a hyperspectral curve-fitting technique for mapping crop water status;Champagne,2001