@misc{indiciaea8d149fd3dc2,
  title = {Optimal primitive reference frames},
  author = {Jennings, David},
  year = {2011},
  doi = {10.1103/physreva.84.012306},
  url = {https://www.osti.gov/biblio/22038612},
  note = {Source identifier: 22038612}
}