@misc{indiciaef9c2297ffe2e,
  title = {Nonlinear dynamics: quantizing the classical cat.},
  author = {Ian Stewart},
  year = {2004},
  doi = {10.1038/430731a},
  url = {https://pubmed.ncbi.nlm.nih.gov/15306790/},
  note = {Source identifier: 15306790}
}