@misc{indiciae08a835e06d77,
  title = {Mercury in wetlands at the Glacial Ridge National Wildlife Refuge, northwestern Minnesota, 2007-9},
  author = {Timothy K. Cowdery and Mark E. Brigham},
  year = {2013},
  doi = {10.3133/sir20135068},
  url = {https://pubs.usgs.gov/publication/sir20135068},
  note = {Source identifier: sir20135068}
}