@misc{indiciae4633c3fc8270,
  title = {Regional sampling of waters and sediments variably impacted by mine drainage in the Denver West 1:100,000 Quadrangle, October, 1994; preliminary data},
  author = {Sigrid Asher-Bolinder},
  year = {1995},
  doi = {10.3133/ofr95804a},
  url = {https://pubs.usgs.gov/publication/ofr95804A},
  note = {Source identifier: ofr95804A}
}