TY  - RPRT
TI  - Efficiency of graphical perception.
AU  - G E Legge
AU  - Y C Gu
AU  - A Luebker
PY  - 1989
DO  - 10.3758/bf03204990
UR  - https://pubmed.ncbi.nlm.nih.gov/2798030/
ID  - 2798030
ER  -