TY  - RPRT
TI  - Symmetric 3D objects are an easy case for 2D object recognition.
AU  - T Vetter
AU  - T Poggio
PY  - 1994
DO  - 10.1163/156856894x00107
UR  - https://pubmed.ncbi.nlm.nih.gov/7772550/
ID  - 7772550
ER  -