@misc{indiciae8309ec9c6818,
  title = {Coherent population trapping in N-level quantum systems.},
  author = {FT Hioe and CE Carroll},
  year = {1988},
  doi = {10.1103/physreva.37.3000},
  url = {https://pubmed.ncbi.nlm.nih.gov/9900034/},
  note = {Source identifier: 9900034}
}