@misc{indiciae40db9d91f06b,
  title = {Alaska index (December 1980 - November 1981)},
  author = {Mary Ann Collignon},
  year = {1982},
  doi = {10.3133/ofr8218},
  url = {https://pubs.usgs.gov/publication/ofr8218},
  note = {Source identifier: ofr8218}
}