@misc{indiciae4b0bc3f12e25,
  title = {Sulphur-radical control on petroleum formation rates},
  author = {M. D. Lewan},
  year = {1998},
  doi = {10.1038/34391},
  url = {https://pubs.usgs.gov/publication/70020679},
  note = {Source identifier: 70020679}
}