@misc{indiciaef8497cd24a80,
  title = {Quantum cloning machines with phase-conjugate input modes.},
  author = {N J Cerf and S Iblisdir},
  year = {2001},
  doi = {10.1103/physrevlett.87.247903},
  url = {https://pubmed.ncbi.nlm.nih.gov/11736541/},
  note = {Source identifier: 11736541}
}