@misc{indiciaed1374c348d2e,
  title = {Isostatic residual gravity map of the Palm Springs 1:100,000-scale quadrangle, California},
  author = {David A. Ponce and Victoria E. Langenheim},
  year = {1992},
  doi = {10.3133/ofr92702},
  url = {https://pubs.usgs.gov/publication/ofr92702},
  note = {Source identifier: ofr92702}
}