@misc{indiciae17a9f25fa9fc,
  title = {Functional problems of telescopic spectacles in the driving task.},
  author = {A H Keeney and S Weiss and D Silva},
  year = {1974},
  url = {https://pubmed.ncbi.nlm.nih.gov/4462239/},
  note = {Source identifier: 4462239}
}