TY  - RPRT
TI  - Quantity-based interference and symbolic representations in chimpanzees (Pan troglodytes).
AU  - S T Boysen
AU  - G G Bernston
AU  - M B Hannan
AU  - J T Cacioppo
PY  - 1996
UR  - https://pubmed.ncbi.nlm.nih.gov/8568498/
ID  - 8568498
ER  -