@misc{indiciae5fcb595fe84c,
  title = {Matching in pigeons.},
  author = {N GINSBURG},
  year = {1957},
  doi = {10.1037/h0047252},
  url = {https://pubmed.ncbi.nlm.nih.gov/13463162/},
  note = {Source identifier: 13463162}
}