@misc{indiciae0a9bfc799bed,
  title = {Manganese resources of the Artillery Mountains region, Mohave County, Arizona},
  author = {Samuel Grossman Lasky and Benjamin N. Webber},
  year = {1949},
  doi = {10.3133/b961},
  url = {https://pubs.usgs.gov/publication/b961},
  note = {Source identifier: b961}
}