@misc{indiciae8b06af6920c4,
  title = {Foveal tritanopia.},
  author = {D R Williams and D I MacLeod and M M Hayhoe},
  year = {1981},
  doi = {10.1016/0042-6989(81)90241-8},
  url = {https://pubmed.ncbi.nlm.nih.gov/6976039/},
  note = {Source identifier: 6976039}
}