@misc{indiciae9d2229626763,
  title = {Geology of Gunnison Gorge National Conservation Area, Delta and Montrose Counties, Colorado},
  author = {Karl S. Kellogg and Wallace R. Hansen and Karen S. Tucker and D. Paco VanSistine},
  year = {2004},
  doi = {10.3133/fs20043050},
  url = {https://pubs.usgs.gov/publication/fs20043050},
  note = {Source identifier: fs20043050}
}