@misc{indiciaedf69800dfa55,
  title = {Conformal-Affine Connections.},
  author = {J Levine},
  year = {1935},
  doi = {10.1073/pnas.21.3.165},
  url = {https://pubmed.ncbi.nlm.nih.gov/16587952/},
  note = {Source identifier: 16587952}
}