@misc{indiciaee950c3d7cea7,
  title = {Aeromagnetic map of the Holy Cross Wilderness Area, Eagle, Lake, and Pitkin counties, Colorado},
  author = {D. L. Campbell and A. R. Wallace},
  year = {1986},
  doi = {10.3133/mf1841b},
  url = {https://pubs.usgs.gov/publication/mf1841B},
  note = {Source identifier: mf1841B}
}