@misc{indiciae728781e38bf1,
  title = {Rats learning to work for alcohol.},
  author = {J D Sinclair},
  year = {1974},
  doi = {10.1038/249590a0},
  url = {https://pubmed.ncbi.nlm.nih.gov/4834086/},
  note = {Source identifier: 4834086}
}