1. The rotating trapezoid (Cont): Explanation of visual phenomena;Ames,1952
2. Transformation theory of size judgment;Baird;Journal of Experimental Psychology: Human Perception and Performance,1991
3. Beyond the exclusively propositional era;Bechtel;Synthese,1990
4. An essay towards a new theory of vision;Berkeley,1709
5. Erkenntnistheoretische Grundlagenprobleme der Wahrnehmungspsychologie;Bischof,1966