@misc{indiciae4dbcb0a6a5a2,
  title = {Superluminous laser pulse in an active medium.},
  author = {DL Fisher and T Tajima},
  year = {1993},
  doi = {10.1103/physrevlett.71.4338},
  url = {https://pubmed.ncbi.nlm.nih.gov/10055221/},
  note = {Source identifier: 10055221}
}