TY  - RPRT
TI  - Reinforcement and response rate interaction in multiple random-interval avoidance schedules.
AU  - P A De Villiers
PY  - 1972
DO  - 10.1901/jeab.1972.18-499
UR  - https://pubmed.ncbi.nlm.nih.gov/16811639/
ID  - 16811639
ER  -