TY  - RPRT
TI  - Biological motivation.
AU  - R E Whalen
AU  - N G Simon
PY  - 1984
DO  - 10.1146/annurev.ps.35.020184.001353
UR  - https://pubmed.ncbi.nlm.nih.gov/6142679/
ID  - 6142679
ER  -