@misc{indiciae01f0af2d8b2e,
  title = {Commutation relations and laser linewidth.},
  author = {Y Yamamoto and HA Haus},
  year = {1990},
  doi = {10.1103/physreva.41.5164},
  url = {https://pubmed.ncbi.nlm.nih.gov/9903743/},
  note = {Source identifier: 9903743}
}