@misc{indiciae208cec3adec1,
  title = {A local sign for depth.},
  author = {T G Bower},
  year = {1966},
  doi = {10.1038/2101081a0},
  url = {https://pubmed.ncbi.nlm.nih.gov/5914919/},
  note = {Source identifier: 5914919}
}