@misc{indiciae5ca55754b49b,
  title = {Surficial Geologic Map of The Loop and Druid Arch Quadrangles, Canyonlands National Park, Utah},
  author = {George H. Billingsley and Debra L. Block and Tracey J. Felger},
  year = {2002},
  doi = {10.3133/mf2411},
  url = {https://pubs.usgs.gov/publication/mf2411},
  note = {Source identifier: mf2411}
}