626 
Gibbs, D.P., C.L. Betty, A.K. Fung, A.J. 
Blanchard, J.R. Irons and W.L. Balsam; 
1993: Automated Measurement of 
polarized bidirectional reflectance, Rem. 
Sens. Env., 43, 97-114. 
Goloub P., M. Herman, J.L. Deuze, and R. 
Frouin; 1994: Optical properties of snow 
and ice derived from aircraft POLDER data. 
Special Issue of Antarctic journal of United 
States., in press. 
Goutorbe J.P., T. Lebel, A. Tinga, P. 
Bessemoulin, J. Brouwer, A.]. Dolman, E.T. 
Engman, J.H.C. Gash, M. Hoepffner, P. 
Kabat, Y. Kerr, B. Monteny, S.D. Prince, F. 
Sail, P. Sellers, J.S. Wallace; 1994: HAPEX- 
SAHEL: a large scale study of land-surface 
interactions in the semi-arid tropics, Ann. 
Geophysicae, in press. 
Grant, L, 1987: Diffuse and Specular 
Characteristics of Leaf Reflectance. Rem. 
Sens. Env., 22, 309-322. 
Nakajima T., M. Tanaka, M. Yamano, M. 
Shiobara, K. Arao, Y. Nakanishi; 1989: 
Aerosol optical characteristics in the yellow 
sand events observed in May 1982 at 
Nagasaki - Part II Models, JMet. Soc. ]ap., 
67, 279-291. 
Prince S.D., Y. Kerr, J.P. Goutorbe J.P., T. 
Lebel, A. Tinga, P. Bessemoulin, J. Brouwer, 
A.J. Dolman, E.T. Engman, J.H.C. Gash, M. 
Hoepffner, P. Kabat, B. Monteny, F. Said, P. 
Sellers, J.S. Wallace, 1994, Geographical, 
Biological and remote sensing aspects of 
the Hydrological and Atmospheric Pilot 
Experiment in the Sahel (HAPEX-SAHEL), 
Rem. Sens. Env., in press. 
Rondeaux, G., and M. Herman; 1991: 
Polarization of Light Reflected by Crop 
Canopies. Rem. Sens. Env., 38,63-75. 
Tamalge, D.A., and P.J. Curran, 1986, Remote 
Sensing using Partialy Polarized Light. Int. 
J. Rem. Sens., 7,47-64. 
Vanderbilt, V.C, and L. Grant, 1985, Plant 
Canopy Specular Reflectance Model. IEEE 
Trans. Geosc. Rem. Sens., GE-23, 722-730. 
Vanderbilt, V.C, L. Grant, L.L. Biehl, and B.F. 
Robinson, 1985, Specular, Diffuse, and 
Polarized Light Scattered by two Wheat 
Canopies, Appl. Optics, 24, 2408-2418. 
Vanderbilt, V.C, and K.J. de Venecia, 1988, 
Specular, Diffuse, and Polarized Imagery of 
an Oat Canopy. IEEE Trans. Geosc. Rem. 
Sens., 26, 451-462. 
Woessner, P., and B. Hapke, 1987, Polarization 
of Light Scattered by Clover. Rem. Sens. 
Env., 21, 243-261. 
Wolff, M., 1975, Polarization of light reflected 
from rough planetary surface. Appl. Optics, 
14,1395-1405.