@misc{indiciae8a72f94db990,
  title = {Mercury in the environment},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1970},
  doi = {10.3133/pp713},
  url = {https://pubs.usgs.gov/publication/pp713},
  note = {Source identifier: pp713}
}