@misc{indiciaee632ffa3229a,
  title = {State evolution in the two-photon atom-field interaction with large initial fields.},
  author = {HT Dung and ND Huyen},
  year = {1994},
  doi = {10.1103/physreva.49.473},
  url = {https://pubmed.ncbi.nlm.nih.gov/9910251/},
  note = {Source identifier: 9910251}
}