@misc{indiciae16df20ca97a8,
  title = {Train length perception during self-stimulation behaviour.},
  author = {M Beyra},
  year = {1972},
  doi = {10.1007/bf01924941},
  url = {https://pubmed.ncbi.nlm.nih.gov/5076320/},
  note = {Source identifier: 5076320}
}