@misc{indiciae2f130343b6d0,
  title = {Mercury in precipitation in Indiana, January 2001–December 2003},
  author = {Martin R. Risch},
  year = {2007},
  doi = {10.3133/sir20075063},
  url = {https://pubs.usgs.gov/publication/sir20075063},
  note = {Source identifier: sir20075063}
}