TY  - RPRT
TI  - [Contrast transfer function of the visual system].
AU  - M A Pak
AU  - S J Cleveland
PY  - 1991
DO  - 10.1515/bmte.1991.36.9.197
UR  - https://pubmed.ncbi.nlm.nih.gov/1657228/
ID  - 1657228
ER  -