@misc{indiciaeb447b4ad580c,
  title = {Residual magnetic intensity map of the Chama Peak area, Colorado},
  author = {Colorado Geological Survey},
  year = {1976},
  doi = {10.3133/ofr76420},
  url = {https://pubs.usgs.gov/publication/ofr76420},
  note = {Source identifier: ofr76420}
}