TY  - RPRT
TI  - Increment and decrement visual thresholds.
AU  - A S Patel
AU  - R W Jones
PY  - 1968
DO  - 10.1364/josa.58.000696
UR  - https://pubmed.ncbi.nlm.nih.gov/5647008/
ID  - 5647008
ER  -