1. BLANK, A. A. 1958 Analysis of experiments in binocular space perception. Journal of the Optical Society of America, 48, 911-925.
2. BORING, E. G. 1942 Sensation and perception in the history of experimental psychology. New York. Appleton Century Croft.
3. FOLEY, J. M. 1964 Desarguesian property in visual space. Journal of the Optical Society of America, 54, 684-692.
4. FOLEY, J. M. 1972 The size-distance relation and intrinsic geometry of visual space: Implication for processing. Vision Research, 12, 323-332.
5. HARDY, L. H., RAND, G., & RITTLER, M. C. 1951 Investigation of visual space. The Blumenfeld alleys. Archives of Ophthalmology, 45, 53-63.