TY  - RPRT
TI  - STUDY OF ABSOLUTE VISUAL DETECTION BY THE RATING-SCALE METHOD.
AU  - J NACHMIAS
AU  - R M STEINMAN
PY  - 1963
DO  - 10.1364/josa.53.001206
UR  - https://pubmed.ncbi.nlm.nih.gov/14073699/
ID  - 14073699
ER  -