@misc{indiciaefe97b1853019,
  title = {Hyperbolic evolution system for numerical relativity.},
  author = {C Bona and J Massó},
  year = {1992},
  doi = {10.1103/physrevlett.68.1097},
  url = {https://pubmed.ncbi.nlm.nih.gov/10046079/},
  note = {Source identifier: 10046079}
}