@misc{indiciaeb622c4461ab1,
  title = {Bedrock geologic map of the Rainy Lake area, northern Minnesota},
  author = {W. C. Day},
  year = {1990},
  doi = {10.3133/i1927},
  url = {https://pubs.usgs.gov/publication/i1927},
  note = {Source identifier: i1927}
}