@misc{indiciaeb02b4fb52ccb,
  title = {Visual depth discrimination in animals.},
  author = {P G SHINKMAN},
  year = {1962},
  doi = {10.1037/h0040912},
  url = {https://pubmed.ncbi.nlm.nih.gov/13977333/},
  note = {Source identifier: 13977333}
}