@misc{indiciae67fae1ccadab,
  title = {Surficial geologic map of the Tyonek B-4 Quadrangle, south-central Alaska},
  author = {L. A. Yehle and H. R. Schmoll},
  year = {1994},
  doi = {10.3133/mf2258},
  url = {https://pubs.usgs.gov/publication/mf2258},
  note = {Source identifier: mf2258}
}