@misc{indiciae32d3ef7742b9,
  title = {Interaction among components of a multiple schedule.},
  author = {R J Herrnstein and J V Brady},
  year = {1958},
  doi = {10.1901/jeab.1958.1-293},
  url = {https://pubmed.ncbi.nlm.nih.gov/16811228/},
  note = {Source identifier: 16811228}
}