@misc{indiciae900419f3cc1a,
  title = {Chaos in mixmaster models.},
  author = {M Szydlowski and M Biesiada},
  year = {1991},
  doi = {10.1103/physrevd.44.2369},
  url = {https://pubmed.ncbi.nlm.nih.gov/10014117/},
  note = {Source identifier: 10014117}
}