@misc{indiciaee72a6d0fd9a7,
  title = {On Differential Geometry in the Large.},
  author = {H E Rauch},
  year = {1953},
  doi = {10.1073/pnas.39.5.440},
  url = {https://pubmed.ncbi.nlm.nih.gov/16589288/},
  note = {Source identifier: 16589288}
}