TY  - RPRT
TI  - Encoding contour shape by curvature extrema.
AU  - W Richards
AU  - B Dawson
AU  - D Whittington
PY  - 1986
DO  - 10.1364/josaa.3.001483
UR  - https://pubmed.ncbi.nlm.nih.gov/3761053/
ID  - 3761053
ER  -