TY  - RPRT
TI  - Psychophysical methods and life-span changes in visual illusions.
AU  - A W Pressey
PY  - 1987
DO  - 10.2466/pms.1987.65.1.83
UR  - https://pubmed.ncbi.nlm.nih.gov/3684474/
ID  - 3684474
ER  -