@misc{indiciaeb62ee9fd569a,
  title = {Amplification of higher-order squeezing.},
  author = {M Hillery and D Yu},
  year = {1992},
  doi = {10.1103/physreva.45.1860},
  url = {https://pubmed.ncbi.nlm.nih.gov/9907173/},
  note = {Source identifier: 9907173}
}