@misc{indiciaead54675987fd,
  title = {Trapping a geon: Black hole formation by an imploding gravitational wave.},
  author = {AM Abrahams and CR Evans},
  year = {1992},
  doi = {10.1103/physrevd.46.r4117},
  url = {https://pubmed.ncbi.nlm.nih.gov/10014857/},
  note = {Source identifier: 10014857}
}