@misc{indiciae8636d2cf50d7,
  title = {Aeromagnetic map of the Watersmeet region, Ontonagon and Gogebic Counties, Michigan, and Vilas County, Wisconsin},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1972},
  doi = {10.3133/gp831},
  url = {https://pubs.usgs.gov/publication/gp831},
  note = {Source identifier: gp831}
}