@misc{indiciaeaef88a639d7f,
  title = {Head position identification.},
  author = {H N Wright},
  year = {1967},
  doi = {10.1044/jshr.1003.438},
  url = {https://pubmed.ncbi.nlm.nih.gov/6081928/},
  note = {Source identifier: 6081928}
}