@misc{indiciae5da793231b50,
  title = {Unit activity during self-stimulation behavior.},
  author = {M Ito and J Olds},
  year = {1971},
  doi = {10.1152/jn.1971.34.2.263},
  url = {https://pubmed.ncbi.nlm.nih.gov/5545939/},
  note = {Source identifier: 5545939}
}