@misc{indiciae9c3215e7df4a,
  title = {Interpretive geochemical map of the Iron River 1° x 2° quadrangle, Michigan and Wisconsin},
  author = {H. V. Alminas and J. D. Hoffman and R.T. Hopkins},
  year = {1984},
  doi = {10.3133/i1360n},
  url = {https://pubs.usgs.gov/publication/i1360N},
  note = {Source identifier: i1360N}
}