@misc{indiciae2b291fa0c74e,
  title = {Geologic map of the Arvada quadrangle, Adams, Denver, and Jefferson Counties, Colorado},
  author = {Robert M. Lindvall},
  year = {1979},
  doi = {10.3133/gq1453},
  url = {https://pubs.usgs.gov/publication/gq1453},
  note = {Source identifier: gq1453}
}