@misc{indiciae75a387d31ad0,
  title = {Keytapping and delayed feedback.},
  author = {I Rapin and L D Costa and I J Mandel and A J Fromowitz},
  year = {1966},
  doi = {10.1044/jshr.0902.278},
  url = {https://pubmed.ncbi.nlm.nih.gov/5925533/},
  note = {Source identifier: 5925533}
}