TY  - RPRT
TI  - Spatial-frequency discrimination in human vision.
AU  - F W Campbell
AU  - J Nachmias
AU  - J Jukes
PY  - 1970
DO  - 10.1364/josa.60.000555
UR  - https://pubmed.ncbi.nlm.nih.gov/5440854/
ID  - 5440854
ER  -