@misc{indiciae40f2b0470520,
  title = {Principal facts for gravity stations in the Pueblo 1 degree x 2 degrees Quadrangle, south-central Colorado},
  author = {Frances M. Boler},
  year = {1981},
  doi = {10.3133/ofr81357},
  url = {https://pubs.usgs.gov/publication/ofr81357},
  note = {Source identifier: ofr81357}
}