TY  - RPRT
TI  - A multivariate rate equation for variable-interval performance.
AU  - J J McDowell
AU  - R Kessel
PY  - 1979
DO  - 10.1901/jeab.1979.31-267
UR  - https://pubmed.ncbi.nlm.nih.gov/16812130/
ID  - 16812130
ER  -