@misc{indiciae6ba94ffd5f33,
  title = {Letter: SI units.},
  author = {P Plumley},
  year = {1976},
  doi = {10.1136/bmj.1.6001.97-d},
  url = {https://pubmed.ncbi.nlm.nih.gov/1244964/},
  note = {Source identifier: 1244964}
}