@misc{indiciaeb7cd62f45383,
  title = {Principal facts for gravity stations in the vicinity of Creede, Mineral County, Colorado},
  author = {G. A. Abrams and D.L. Williams and M. W. Webring},
  year = {1987},
  doi = {10.3133/ofr8793},
  url = {https://pubs.usgs.gov/publication/ofr8793},
  note = {Source identifier: ofr8793}
}