@misc{indiciae4e4541beb36a,
  title = {Gravitation in 2+1 dimensions.},
  author = {NJ Cornish and NE Frankel},
  year = {1991},
  doi = {10.1103/physrevd.43.2555},
  url = {https://pubmed.ncbi.nlm.nih.gov/10013645/},
  note = {Source identifier: 10013645}
}