@misc{indiciaec8f6e40e133c,
  title = {Good quantum error-correcting codes exist.},
  author = {AR Calderbank and PW Shor},
  year = {1996},
  doi = {10.1103/physreva.54.1098},
  url = {https://pubmed.ncbi.nlm.nih.gov/9913578/},
  note = {Source identifier: 9913578}
}