1. G. Wyszecky and W. S. Stiles,Color Science: Concepts and Methods, Quantitative Data and Formulas, John Wiley and Sons, New York (1982).
2. J. Albers,Interaction of Color, Yale University Press, New Haven, CT (1975).
3. R. L. DeValois and K. DeValois,Spatial Vision, Oxford University Press, New York (1988).
4. Lightness and Retinex Theory
5. Properties and performance of a center/surround retinex