@misc{indiciaed57f00c4448f,
  title = {Geologic map of the Nabesna Quadrangle, Alaska},
  author = {D.H. Richter},
  year = {1976},
  doi = {10.3133/i932},
  url = {https://pubs.usgs.gov/publication/i932},
  note = {Source identifier: i932}
}