@misc{indiciae2da29d2f5145,
  title = {A model for choice in simple concurrent and concurrent-chains schedules.},
  author = {N Squires and E Fantino},
  year = {1971},
  doi = {10.1901/jeab.1971.15-27},
  url = {https://pubmed.ncbi.nlm.nih.gov/16811486/},
  note = {Source identifier: 16811486}
}