@misc{indiciae191c42ce9b62,
  title = {Developments as regards maximum visual acuity with age among cockpit crew members.},
  author = {J P Boissin and E Lafontaine},
  year = {1973},
  url = {https://pubmed.ncbi.nlm.nih.gov/4744257/},
  note = {Source identifier: 4744257}
}