@misc{indiciaef14cdc045b06,
  title = {Early-time properties of quantum evolution.},
  author = {K Urbanowski},
  year = {1994},
  doi = {10.1103/physreva.50.2847},
  url = {https://pubmed.ncbi.nlm.nih.gov/9911221/},
  note = {Source identifier: 9911221}
}