@misc{indiciae765c6e666ef5,
  title = {Isotopic composition of pyrite: Relationship to organic matter type and iron availability in some North American cretaceous shales},
  author = {D. L. Gautier},
  year = {1987},
  doi = {10.1016/0168-9622(87)90009-1},
  url = {https://pubs.usgs.gov/publication/70014108},
  note = {Source identifier: 70014108}
}