TY  - RPRT
TI  - Visual information about rigid and nonrigid motion: a geometric analysis.
AU  - J T Todd
PY  - 1982
DO  - 10.1037//0096-1523.8.2.238
UR  - https://pubmed.ncbi.nlm.nih.gov/6461720/
ID  - 6461720
ER  -