@misc{indiciaedab6d55da56e,
  title = {Parametric oscillator pumped by a quantum current.},
  author = {EG Lima and de Oliveira FA},
  year = {1993},
  doi = {10.1103/physreva.48.4569},
  url = {https://pubmed.ncbi.nlm.nih.gov/9910162/},
  note = {Source identifier: 9910162}
}