@misc{indiciaee3699f414c9d,
  title = {Complete Bouguer anomaly gravity map and generalized geology of an area west of Denver, Colorado},
  author = {George L. Brinkworth},
  year = {1970},
  doi = {10.3133/ofr7038},
  url = {https://pubs.usgs.gov/publication/ofr7038},
  note = {Source identifier: ofr7038}
}