@misc{indiciae161ea2365c74,
  title = {Entangling power of passive optical elements.},
  author = {Michael M Wolf and Jens Eisert and Martin B Plenio},
  year = {2003},
  doi = {10.1103/physrevlett.90.047904},
  url = {https://pubmed.ncbi.nlm.nih.gov/12570463/},
  note = {Source identifier: 12570463}
}