1. AKISHIGE, Y. (1961) Theoretical considerations on the problem of perceptual constancies, XX. In Akishige, Y. (Ed.), Experimental researches on the structure of the perceptual space. Kyushu Psychol. Stud., Bull Fac. Lit., Kyushu Univ., No. 7, pp. 1–57.
2. Retinal and assumed size cues as determinants of size and distance perception;BAIRD;J. exp. Psychol.,1963
3. Size of retinal image as a perceptual cue;BAIRD;Percept, mot. Skills,1964
4. Area and distance estimation of single and multiple stimuli;BAIRD;Vision Res.,1965
5. Effects of stimulus-heterogeneity upon distance estimates;BAIRD;Psychon. Sci.,1966