@misc{indiciae9def15b2949b,
  title = {Quantum gravity: back to the future.},
  author = {Philip Ball},
  year = {2004},
  doi = {10.1038/427482a},
  url = {https://pubmed.ncbi.nlm.nih.gov/14765166/},
  note = {Source identifier: 14765166}
}