TY  - RPRT
TI  - Test-additivity experiments: different procedures, different results.
AU  - S L Buck
AU  - R Knight
PY  - 1991
DO  - 10.1364/josaa.8.000696
UR  - https://pubmed.ncbi.nlm.nih.gov/2045972/
ID  - 2045972
ER  -