TY  - RPRT
TI  - Estimation as a function of density and contrast.
AU  - E P Horne
AU  - M Allee
PY  - 1971
DO  - 10.1080/00223980.1971.9916892
UR  - https://pubmed.ncbi.nlm.nih.gov/5091290/
ID  - 5091290
ER  -