@misc{indiciaea9909530671a,
  title = {A note on Herrnstein's Equation.},
  author = {I L Cohen},
  year = {1973},
  doi = {10.1901/jeab.1973.19-527},
  url = {https://pubmed.ncbi.nlm.nih.gov/16811683/},
  note = {Source identifier: 16811683}
}