@misc{indiciaec5e8c22824fe,
  title = {Geology and ore deposits of the Alegria District, Minas Gerais, Brazil},
  author = {C. H. Maxwell},
  year = {1972},
  doi = {10.3133/pp341j},
  url = {https://pubs.usgs.gov/publication/pp341J},
  note = {Source identifier: pp341J}
}