@misc{indiciaeb4551008c8e0,
  title = {Bridge or ravine?},
  author = {G Klein and E Klein},
  year = {2001},
  doi = {10.1038/35096653},
  url = {https://pubmed.ncbi.nlm.nih.gov/11574864/},
  note = {Source identifier: 11574864}
}