@misc{indiciaee3342fa06687,
  title = {Chaotic communications that are difficult to detect.},
  author = {T L Carroll},
  year = {2003},
  doi = {10.1103/physreve.67.026207},
  url = {https://pubmed.ncbi.nlm.nih.gov/12636776/},
  note = {Source identifier: 12636776}
}