@misc{indiciae4bcc6b76d37d,
  title = {New perspectives on a 140-year legacy of mining and abandoned mine cleanup in the San Juan Mountains, Colorado},
  author = {Douglas B. Yager and David L. Fey and Thomas Chapin and Raymond H. Johnson},
  year = {2016},
  doi = {10.1130/2016.0044(16)},
  url = {https://pubs.usgs.gov/publication/70173931},
  note = {Source identifier: 70173931}
}