@misc{indiciae815636fabb63,
  title = {(2+1)-dimensional Chern-Simons gravity as a Dirac square root.},
  author = {S Carlip},
  year = {1992},
  doi = {10.1103/physrevd.45.3584},
  url = {https://pubmed.ncbi.nlm.nih.gov/10014252/},
  note = {Source identifier: 10014252}
}