@misc{indiciae23bb33f42efc,
  title = {Partial reinforcement and re-ponse variability.},
  author = {M R D'AMATO and J SILLER},
  year = {1962},
  doi = {10.1080/00221309.1962.9920492},
  url = {https://pubmed.ncbi.nlm.nih.gov/13882948/},
  note = {Source identifier: 13882948}
}