@misc{indiciae94448fce6b72,
  title = {Complete Bouguer gravity map, Yellowstone-Island Park region, Idaho-Montana-Wyoming},
  author = {H. R. Blank and M. E. Gettings},
  year = {1974},
  doi = {10.3133/ofr7422},
  url = {https://pubs.usgs.gov/publication/ofr7422},
  note = {Source identifier: ofr7422}
}