TY  - RPRT
TI  - Cognitive processes in Cebus monkeys (Cebus apella) when solving problem-box tasks.
AU  - D Simons
AU  - M Holtkötter
PY  - 1986
DO  - 10.1159/000156248
UR  - https://pubmed.ncbi.nlm.nih.gov/3804104/
ID  - 3804104
ER  -