@misc{indiciae2905e879dd19,
  title = {Chronology protection conjecture.},
  author = {SW Hawking},
  year = {1992},
  doi = {10.1103/physrevd.46.603},
  url = {https://pubmed.ncbi.nlm.nih.gov/10014972/},
  note = {Source identifier: 10014972}
}