@misc{indiciae4f629d3eaed5,
  title = {A Note on Conformal Geometry.},
  author = {N Coburn},
  year = {1941},
  doi = {10.1073/pnas.27.1.57},
  url = {https://pubmed.ncbi.nlm.nih.gov/16588427/},
  note = {Source identifier: 16588427}
}