@misc{indiciae9ec40aa18367,
  title = {Two dimensional eye movement recording using a photo-electric matrix method.},
  author = {R Jones},
  year = {1973},
  doi = {10.1016/0042-6989(73)90119-3},
  url = {https://pubmed.ncbi.nlm.nih.gov/4692530/},
  note = {Source identifier: 4692530}
}