@misc{indiciae8e355b0f96b2,
  title = {Aeromagnetic map of the Menominee-Northland area, Dickinson, Marquette, and Menominee Counties, Michigan, and Marinette County, Wisconsin.},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1969},
  doi = {10.3133/ofr69291},
  url = {https://pubs.usgs.gov/publication/ofr69291},
  note = {Source identifier: ofr69291}
}