@misc{indiciae2f5b28b25ec2,
  title = {Choice between fixed and variable delays with different reward amounts.},
  author = {D Brunner and J Gibbon and S Fairhurst},
  year = {1994},
  url = {https://pubmed.ncbi.nlm.nih.gov/7964518/},
  note = {Source identifier: 7964518}
}