@misc{indiciaee80260632136,
  title = {Eternal inflation and the initial singularity.},
  author = {A Borde and A Vilenkin},
  year = {1994},
  doi = {10.1103/physrevlett.72.3305},
  url = {https://pubmed.ncbi.nlm.nih.gov/10056164/},
  note = {Source identifier: 10056164}
}