@misc{indiciaedafd71b99f3d,
  title = {Rate of sulfuric acid formation in Yellowstone National Park},
  author = {Robert Schoen},
  year = {1969},
  doi = {10.1130/0016-7606(1969)80[643:rosafi]2.0.co;2},
  url = {https://pubs.usgs.gov/publication/70223883},
  note = {Source identifier: 70223883}
}