@misc{indiciaec1cb15f34c5c,
  title = {Testing time symmetry in time series using data compression dictionaries.},
  author = {Matthew B Kennel},
  year = {2004},
  doi = {10.1103/physreve.69.056208},
  url = {https://pubmed.ncbi.nlm.nih.gov/15244905/},
  note = {Source identifier: 15244905}
}