1. Dove H. Die Combination der Eindrucke beider Ohren und beider Augen zu einem Eindruck. Ber. preuss. Akad. Wiss., 1841;
2. as cited in Osgood C., Method and theory in experimental psychology. New York: Oxford Univer. Press, 1953. P. 270.
3. Stereoscopic depth perception from after-images
4. Shorter Articles and Notes