1. Principles of Perception;Bartley,1969
2. The range and scope of binocular depth discrimination in man;Blakemore;J. Physiol.,1970
3. Stereoscopic depth after-effect produced without monocular cues;Blakemore;Science, N.Y.,1971
4. Sensation and Perception in the History of Experimental Psychology;Boring,1942
5. The origin of the correct interpretation of our sensory impressions;Helmholtz;Zeit. Psychol. Physiol. Sinn.,1894