@misc{indiciaed69e1e269589,
  title = {Optimal quantum cloning on a beam splitter.},
  author = {William T M Irvine and Antía Lamas Linares and Michiel J A de Dood and Dirk Bouwmeester},
  year = {2004},
  doi = {10.1103/physrevlett.92.047902},
  url = {https://pubmed.ncbi.nlm.nih.gov/14995408/},
  note = {Source identifier: 14995408}
}