TY  - RPRT
TI  - Spatial frequency columns in primary visual cortex.
AU  - R B Tootell
AU  - M S Silverman
AU  - R L De Valois
PY  - 1981
DO  - 10.1126/science.7292014
UR  - https://pubmed.ncbi.nlm.nih.gov/7292014/
ID  - 7292014
ER  -