@misc{indiciae68fe8f339b87,
  title = {An improved write-out system for low frequency wave analysers.},
  author = {P Gay and C D Binnie},
  year = {1970},
  doi = {10.1016/0013-4694(70)90145-8},
  url = {https://pubmed.ncbi.nlm.nih.gov/4195655/},
  note = {Source identifier: 4195655}
}