@misc{indiciaea1884ed1ea2f,
  title = {Nonlinear spectroscopy and laser cooling.},
  author = {PR Berman},
  year = {1991},
  doi = {10.1103/physreva.43.1470},
  url = {https://pubmed.ncbi.nlm.nih.gov/9905174/},
  note = {Source identifier: 9905174}
}