@misc{indiciaec206e603cb6e,
  title = {Implementation of SI units.},
  author = {A S Nies and J Gal},
  year = {1987},
  doi = {10.7326/0003-4819-106-4-642\_2},
  url = {https://pubmed.ncbi.nlm.nih.gov/3826978/},
  note = {Source identifier: 3826978}
}