@misc{indiciae3d0e22e730f7,
  title = {Biogeochemistry: Oxygenating the atmosphere.},
  author = {N H Sleep},
  year = {2001},
  doi = {10.1038/35066664},
  url = {https://pubmed.ncbi.nlm.nih.gov/11268188/},
  note = {Source identifier: 11268188}
}