@misc{indiciae28d40cccac11,
  title = {Alaska resource data file: Unimak quadrangle},
  author = {Steven H. Pilcher},
  year = {2000},
  doi = {10.3133/ofr00117},
  url = {https://pubs.usgs.gov/publication/ofr00117},
  note = {Source identifier: ofr00117}
}