@misc{indiciae05b57c9002cd,
  title = {Geologic map of the Fort Lupton quadrangle, Weld and Adams Counties, Colorado},
  author = {Paul E. Soister},
  year = {1965},
  doi = {10.3133/gq397},
  url = {https://pubs.usgs.gov/publication/gq397},
  note = {Source identifier: gq397}
}