@misc{indiciaee2ef6da47f75,
  title = {Photon-number distributions for quantum fields generated in nonlinear optical processes.},
  author = {GS Agarwal and G Adam},
  year = {1988},
  doi = {10.1103/physreva.38.750},
  url = {https://pubmed.ncbi.nlm.nih.gov/9900437/},
  note = {Source identifier: 9900437}
}