TY  - RPRT
TI  - Timeout postponement without increased reinforcement frequency.
AU  - C J Pietras
AU  - T D Hackenberg
PY  - 2000
DO  - 10.1901/jeab.2000.74-147
UR  - https://pubmed.ncbi.nlm.nih.gov/11029020/
ID  - 11029020
ER  -