@misc{indiciae9f11dee7464d,
  title = {Electronic speed control for the Beckman model E analytical centrifuge.},
  author = {S R Smiriga and J E Hearst},
  year = {1969},
  doi = {10.1063/1.1683908},
  url = {https://pubmed.ncbi.nlm.nih.gov/5777514/},
  note = {Source identifier: 5777514}
}