@misc{indiciaeb1c9c0704bef,
  title = {An interpretation of carbon and sulfur relationships in Black Sea sediments as indicators of environments of deposition},
  author = {J.S. Leventhal},
  year = {1983},
  doi = {10.1016/0016-7037(83)90097-2},
  url = {https://pubs.usgs.gov/publication/70011404},
  note = {Source identifier: 70011404}
}