@misc{indiciaebb7bd93e1491,
  title = {Inventory of drilling activities of the U.S. Geological Survey in the United States, fiscal years 1979-1980},
  year = {1979},
  doi = {10.3133/ofr791567},
  url = {https://pubs.usgs.gov/publication/ofr791567},
  note = {Source identifier: ofr791567}
}