TY  - RPRT
TI  - Variable-ratio schedules as variable-interval schedules with linear feedback loops.
AU  - J J McDowell
AU  - J T Wixted
PY  - 1986
DO  - 10.1901/jeab.1986.46-315
UR  - https://pubmed.ncbi.nlm.nih.gov/3805974/
ID  - 3805974
ER  -