@misc{indiciae0d9d8764b87c,
  title = {Constant versus variable delay of reinforcement.},
  author = {B H PUBOLS},
  year = {1962},
  doi = {10.1037/h0048566},
  url = {https://pubmed.ncbi.nlm.nih.gov/14489099/},
  note = {Source identifier: 14489099}
}