@misc{indiciaedb819f575ded,
  title = {Geology and mineral resources of the Alegria district, Minas Gerais, Brazil},
  author = {Charles Henry Maxwell},
  year = {1970},
  doi = {10.3133/ofr70218},
  url = {https://pubs.usgs.gov/publication/ofr70218},
  note = {Source identifier: ofr70218}
}