@misc{indiciae24e40323f60c,
  title = {Map reading by chimpanzees.},
  author = {E W Menzel and D Premack and G Woodruff},
  year = {1978},
  doi = {10.1159/000155845},
  url = {https://pubmed.ncbi.nlm.nih.gov/669493/},
  note = {Source identifier: 669493}
}