TY  - RPRT
TI  - Discrimination learning set in chimpanzees.
AU  - K J HAYES
AU  - R THOMPSON
AU  - C HAYES
PY  - 1953
DO  - 10.1037/h0056424
UR  - https://pubmed.ncbi.nlm.nih.gov/13044867/
ID  - 13044867
ER  -