@misc{indiciaed31b41b94bad,
  title = {Generalized geologic map of the western part of southern Alaska},
  author = {Helen M. Beikman and C. D. Holloway and E.M. MacKevett},
  year = {1978},
  doi = {10.3133/ofr77169g},
  url = {https://pubs.usgs.gov/publication/ofr77169G},
  note = {Source identifier: ofr77169G}
}