TY  - RPRT
TI  - Perceptibility gradients for tachistoscopic patterns: sensitivity or saliency?
AU  - E R Harcum
PY  - 1970
DO  - 10.1037/h0029384
UR  - https://pubmed.ncbi.nlm.nih.gov/5448413/
ID  - 5448413
ER  -