@misc{indiciae67a33453e0c4,
  title = {Geologic map of the St. Michael Quadrangle, Alaska},
  author = {J. M. Hoare and W. H. Condon},
  year = {1971},
  doi = {10.3133/i682},
  url = {https://pubs.usgs.gov/publication/i682},
  note = {Source identifier: i682}
}