TY  - RPRT
TI  - Shape discrimination in rat, octopus, and goldfish: a comparative study.
AU  - N S Sutherland
PY  - 1969
DO  - 10.1037/h0026798
UR  - https://pubmed.ncbi.nlm.nih.gov/5785605/
ID  - 5785605
ER  -