@misc{indiciaeac92fb26f102,
  title = {Preliminary Bouguer gravity map of the Chico 1° x 2° quadrangle, California},
  author = {H. W. Oliver and S. L. Robbins and W. L. Rambo and J. F. Evernden},
  year = {1974},
  doi = {10.3133/ofr74182},
  url = {https://pubs.usgs.gov/publication/ofr74182},
  note = {Source identifier: ofr74182}
}