TY  - RPRT
TI  - Curve tracing: a possible basic operation in the perception of spatial relations.
AU  - P Jolicoeur
AU  - S Ullman
AU  - M Mackay
PY  - 1986
DO  - 10.3758/bf03198373
UR  - https://pubmed.ncbi.nlm.nih.gov/3724444/
ID  - 3724444
ER  -