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2. Motion and texture as sources of slant information;Braunstein;Journal of Experimental Psychology,1968
3. On the optical illusion of the conversion of cameos into intaglios and of intaglios into cameos, with an account of other analogous phenomena;Brewster;Edinburgh Journal of Science,1826
4. Integration of depth modules: stereo and shading;Bülthoff;Journal of the Optical Society of America A,1988
5. Integration of stereo, shading and texture;Bülthoff,1990