@misc{indiciaeceac9289b418,
  title = {Geologic map of the Chugach National Forest, Alaska},
  author = {S.W. Nelson and Julie A. Dumoulin and Marti L. Miller},
  year = {1985},
  doi = {10.3133/mf1645b},
  url = {https://pubs.usgs.gov/publication/mf1645B},
  note = {Source identifier: mf1645B}
}