@misc{indiciae3e7983e918de,
  title = {Mineral production of Alaska in 1941},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1942},
  doi = {10.3133/ofr4224},
  url = {https://pubs.usgs.gov/publication/ofr4224},
  note = {Source identifier: ofr4224}
}