@misc{indiciae4e70ff281eb8,
  title = {Annotated bibliography of metallogenic maps (material mostly published between 1960 and 1987)},
  author = {M. P. Foose and Karen Bryant},
  year = {1993},
  doi = {10.3133/ofr93208a},
  url = {https://pubs.usgs.gov/publication/ofr93208A},
  note = {Source identifier: ofr93208A}
}