@misc{indiciae966c8ad2b373,
  title = {Four-wave mixing in strongly driven four-level systems.},
  author = {de Oliveira FA and de Araújo CB and Rios Leite JR},
  year = {1988},
  doi = {10.1103/physreva.38.5688},
  url = {https://pubmed.ncbi.nlm.nih.gov/9900308/},
  note = {Source identifier: 9900308}
}