@misc{indiciaed115121b9669,
  title = {Learning: a comparative study of Lemur and Cercopithecus.},
  author = {D M Rumbaugh and R C Arnold},
  year = {1971},
  doi = {10.1159/000155346},
  url = {https://pubmed.ncbi.nlm.nih.gov/4996917/},
  note = {Source identifier: 4996917}
}