@misc{indiciaea6563c2c9c8c,
  title = {Comparison of survey and photogrammetry methods to positive gravity data, Yucca Mountain, Nevada},
  author = {D. A. Ponce and S.-S. Wu and J.B. Spielman},
  year = {1985},
  doi = {10.3133/ofr8536},
  url = {https://pubs.usgs.gov/publication/ofr8536},
  note = {Source identifier: ofr8536}
}