@misc{indiciae1ccb9bcacfda,
  title = {A glimpse over the horizon.},
  author = {Tim Porter-O'Grady},
  year = {2002},
  doi = {10.1891/rtnp.16.2.139.53005},
  url = {https://pubmed.ncbi.nlm.nih.gov/12371432/},
  note = {Source identifier: 12371432}
}