@misc{indiciae552812309228,
  title = {A note on the variability of timing control.},
  author = {T H Crystal and A S House},
  year = {1988},
  doi = {10.1044/jshr.3103.497},
  url = {https://pubmed.ncbi.nlm.nih.gov/3172769/},
  note = {Source identifier: 3172769}
}