TY  - RPRT
TI  - The circle transform, an articulable shape descriptor.
AU  - B Shapiro
AU  - L Lipkin
PY  - 1977
DO  - 10.1016/0010-4809(77)90025-8
UR  - https://pubmed.ncbi.nlm.nih.gov/923220/
ID  - 923220
ER  -