@misc{indiciaed35c8dee339a,
  title = {Petroleum associated with polymetallic sulfide in sediment from Gorda Ridge},
  author = {K.A. Kvenvolden and J. B. Rapp and F. D. Hostettler and J. L. Morton and J. D. King and George E. Claypool},
  year = {1986},
  doi = {10.1126/science.234.4781.1231},
  url = {https://pubs.usgs.gov/publication/70014828},
  note = {Source identifier: 70014828}
}