TY  - RPRT
TI  - Running and bar pressing as avoidance responses.
AU  - J D Keehn
PY  - 1967
DO  - 10.2466/pr0.1967.20.2.591
UR  - https://pubmed.ncbi.nlm.nih.gov/6043033/
ID  - 6043033
ER  -