@misc{indiciaebe30256ec85a,
  title = {Colorado aeromagnetic and gravity maps and data: A web site for distribution of data (on-line version)},
  author = {K. C. Oshetski and R.P. Kucks},
  year = {2000},
  doi = {10.3133/ofr0042},
  url = {https://pubs.usgs.gov/publication/ofr0042},
  note = {Source identifier: ofr0042}
}