@misc{indiciae676270f8f183,
  title = {Entangled quantum states as direction indicators.},
  author = {A Peres and P F Scudo},
  year = {2001},
  doi = {10.1103/physrevlett.86.4160},
  url = {https://pubmed.ncbi.nlm.nih.gov/11328120/},
  note = {Source identifier: 11328120}
}