@misc{indiciae911f7af76297,
  title = {The production and variability of acid mine drainage at Iron Mountain, California: A superfund site undergoing rehabilitation},
  author = {D. Kirk Nordstrom and J.M. Burchard and Charles N. Alpers},
  year = {1990},
  url = {https://pubs.usgs.gov/publication/70198776},
  note = {Source identifier: 70198776}
}