@misc{indiciaecc57dd99f9d2,
  title = {Organic matter in hydrothermal metal ores and hydrothermal fluids},
  author = {W. H. Orem and E.C. Spiker and R. K. Kotra},
  year = {1990},
  doi = {10.1016/0883-2927(90)90043-5},
  url = {https://pubs.usgs.gov/publication/70016160},
  note = {Source identifier: 70016160}
}