TY  - RPRT
TI  - A hexagonal orthogonal-oriented pyramid as a model of image representation in visual cortex.
AU  - A B Watson
AU  - A J Ahumada
PY  - 1989
DO  - 10.1109/10.16453
UR  - https://pubmed.ncbi.nlm.nih.gov/2921066/
ID  - 2921066
ER  -