@misc{indiciae4e462320996a,
  title = {Arsenic and mercury contamination related to historical goldmining in the Sierra Nevada, California},
  author = {Charles N. Alpers},
  year = {2017},
  doi = {10.1144/geochem2016-018},
  url = {https://pubs.usgs.gov/publication/70188554},
  note = {Source identifier: 70188554}
}