@misc{indiciae1bd6e6977ff3,
  title = {Total intensity aeromagnetic map of parts of San Miguel and Guadalupe counties, New Mexico: Relative to arbitrary datum},
  author = {William J. Dempsey and M. E. Hill},
  year = {1950},
  doi = {10.3133/gp17},
  url = {https://pubs.usgs.gov/publication/gp17},
  note = {Source identifier: gp17}
}