TY  - RPRT
TI  - An Improved Equal-Frequency Map of the Normal Correlation Surface, Using Circles Instead of Ellipses.
AU  - E V Huntington
PY  - 1932
DO  - 10.1073/pnas.18.6.465
UR  - https://pubmed.ncbi.nlm.nih.gov/16587716/
ID  - 16587716
ER  -