@misc{indiciaefc2811196b3e,
  title = {Rationality, motivation, and extinction.},
  author = {R Gladstone and M Miller},
  year = {1968},
  doi = {10.1080/00223980.1968.10544126},
  url = {https://pubmed.ncbi.nlm.nih.gov/5636177/},
  note = {Source identifier: 5636177}
}