@misc{indiciae584764e7836d,
  title = {Errors and error detection in typing.},
  author = {L H Shaffer and J Hardwick},
  year = {1969},
  doi = {10.1080/14640746908400215},
  url = {https://pubmed.ncbi.nlm.nih.gov/5347009/},
  note = {Source identifier: 5347009}
}