TY  - RPRT
TI  - Reinforcer concentration effects on a fixed-interval schedule.
AU  - Frances J Blomeley
AU  - C F Lowe
AU  - J H Wearden
PY  - 2004
DO  - 10.1016/j.beproc.2004.02.005
UR  - https://pubmed.ncbi.nlm.nih.gov/15182926/
ID  - 15182926
ER  -