TY  - RPRT
TI  - Spatial-frequency channels in human vision.
AU  - M B Sachs
AU  - J Nachmias
AU  - J G Robson
PY  - 1971
DO  - 10.1364/josa.61.001176
UR  - https://pubmed.ncbi.nlm.nih.gov/5121888/
ID  - 5121888
ER  -