@misc{indiciae9ec0e7feb347,
  title = {Meaning and mind in monkeys.},
  author = {R M Seyfarth and D L Cheney},
  year = {1992},
  doi = {10.1038/scientificamerican1292-122},
  url = {https://pubmed.ncbi.nlm.nih.gov/1439710/},
  note = {Source identifier: 1439710}
}