1. Summation and inhibition in the frog's retina;Barlow;Journal of Physiology,1953
2. Recovering intrinsic scene characteristics from images;Barrow,1978
3. Surface Color Perception;Beck,1972
4. Development of sensitivity to static pictorial depth information;Benson;Perception and Psychophysics,1973
5. Surfaces depicted with and without illumination: Looking for canonical depth in Pandora's box;Berbaum;Perception,1983