@misc{indiciae3a772adf51d7,
  title = {Preliminary principal facts for gravity stations on the Ely 1 by 2 degree Quadrangle, Nevada},
  author = {D. A. Ponce and S.B. Kohrn and R. W. Saltus and J.B. Spielman and B. A. Chuchel},
  year = {1984},
  doi = {10.3133/ofr84387},
  url = {https://pubs.usgs.gov/publication/ofr84387},
  note = {Source identifier: ofr84387}
}