@misc{indiciaecbb38fcf59e4,
  title = {Principal facts for gravity stations in the Okanogan, Sandpoint, Ritzville and Spokane 1 degree x 2 degrees quadrangles, northeastern Washington and northern Idaho},
  author = {John W. Cady and R. F. Meyer},
  year = {1976},
  doi = {10.3133/ofr76290},
  url = {https://pubs.usgs.gov/publication/ofr76290},
  note = {Source identifier: ofr76290}
}