@misc{indiciae0ad56db40b85,
  title = {Geology of the Katahdin pyrrhotite deposit and vicinity, Piscataquis County, Maine},
  author = {Ralph L. Miler},
  year = {1945},
  url = {https://pubs.usgs.gov/publication/70047888},
  note = {Source identifier: 70047888}
}