@misc{indiciae5eeee548d7a9,
  title = {Berkner Island, Antarctica; satellite image map, 1973-74},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1984},
  doi = {10.3133/ofr84306},
  url = {https://pubs.usgs.gov/publication/ofr84306},
  note = {Source identifier: ofr84306}
}