@misc{indiciae3418a5ebde29,
  title = {Sphere Geometry and the Conformal Group in Function Space.},
  author = {I A Barnett and D Nathan},
  year = {1932},
  doi = {10.1073/pnas.18.5.400},
  url = {https://pubmed.ncbi.nlm.nih.gov/16587702/},
  note = {Source identifier: 16587702}
}