@misc{indiciae1f28894c7d7d,
  title = {Letter: S.I. units.},
  author = {A J Shribman},
  year = {1974},
  doi = {10.1016/s0140-6736(74)91393-2},
  url = {https://pubmed.ncbi.nlm.nih.gov/4134446/},
  note = {Source identifier: 4134446}
}