@misc{indiciae65c820155bd4,
  title = {Stratigraphic study of Elk Park wetland, Gilpin County, Colorado},
  author = {Eric D. McCafferty and Douglass E. Owen},
  year = {1996},
  doi = {10.3133/ofr95818},
  url = {https://pubs.usgs.gov/publication/ofr95818},
  note = {Source identifier: ofr95818}
}