@misc{indiciae1cd168a983b3,
  title = {Keyboard entry.},
  author = {E T Klemmer},
  year = {1971},
  doi = {10.1016/0003-6870(71)90002-0},
  url = {https://pubmed.ncbi.nlm.nih.gov/15676679/},
  note = {Source identifier: 15676679}
}