@misc{indiciae2dc37e6df03a,
  title = {On Normal Coördinates.},
  author = {T Y Thomas},
  year = {1936},
  doi = {10.1073/pnas.22.5.309},
  url = {https://pubmed.ncbi.nlm.nih.gov/16577718/},
  note = {Source identifier: 16577718}
}