@misc{indiciae5977005493cb,
  title = {Collective evolution and the genetic code.},
  author = {Kalin Vetsigian and Carl Woese and Nigel Goldenfeld},
  year = {2006},
  doi = {10.1073/pnas.0603780103},
  url = {https://pubmed.ncbi.nlm.nih.gov/16818880/},
  note = {Source identifier: 16818880}
}