@misc{indiciaed497a5ecac4a,
  title = {Conceptual numerousness judgments by squirrel monkeys.},
  author = {R K Thomas and D Fowlkes and J D Vickery},
  year = {1980},
  url = {https://pubmed.ncbi.nlm.nih.gov/6773427/},
  note = {Source identifier: 6773427}
}